Study Guide Incorrect Flashcards
Exercise stress test findings suggest ischemic heart dz
Sudden drop in BP
Reproduceable angina on exertion
Reproduceable DOE + dizzi
STEMI or NSTEMI on EKG
beginning stage of pathogenesis of atherosclerosis
endothelial dysfxn (from smoking, DM, HTN, HLD)
lipid-lowering agent that… SE facial flushing
niacin
lipid-lowering agent that… SE elevated LFTs, myositis
fibrates
ezetimibe
statins
lipid-lowering agent that… SE GI discomfort, bad taste
bile acid-binding resins
lipid-lowering agent that… best effect on HDL
niacin
lipid-lowering agent that… best effect on TG
fibrates
lipid-lowering agent that… best effect on LDL/chol
statins
lipid-lowering agent that… binds c. difficle toxin
cholestyramine
what patients should be on statin tx?
ASCVD (ACS, TIA, CVA, angina, revascularization, PAD)
DM + 40-75 yo
LDL > 190
10 y ASVCD risk > 7.5 + 40-75 yo
pharmacologic stress test agents
adensoine
dipyridemol
dobutamine
elevated homocysteine tx
B12 B6 and B9
Medications can negatively affect lipid measurements
PO estrogen
BB + thiazide diuretics
antipsychotics (clozapine, olanzapine)
protease inhibitors
defining characteristics of Prinzmetal angina
vasospasm (not atherosclerosis) chest pain at night 5-15 m nL caridac cath angio smoker younger
55 M report from health screening showed markedly elevated serum LDL, TG, and total chol –> most approp next step
fasting lipid profile
utility of homocysteine screening in atherosclerosis
increased risk for:
CVA
PAD
CAD
benefit of bb in pt with unstable angina?
decrease HR and BP
decreased O2 demand
decreased ischemia
decreased mortality
MC COD s/p MI
v fib
RHD valve damage
mitral stenosis
how long after onset MI does troponin I begin to rise and how long stay elevated
4 h to 7-14 days
MAP calculation
2/3 x DBP + 1/3 x SBP
type cardiomyopathy most closely associated with amyloidosis
restrictive cardiomyopathy
Rxs impt in outpt tx of cCHF
ACEi BB spironolactone loop diruetics digoxin
two MC Rx to treat Prinzmetal angina
#1 CCB (dilitazem) #2 nitrates
type of shock matches: reduced venous return to left heart due to pHTN
obstructive shock
vasopressor at high doses optimizes the alpha-1 vasoCNX
epinephrine
dopamine
MC ECHO finding with myocarditis
impaired ventricular function
Janeway lesions
NON-tender petechiae on palms/soles
Osler nodes
tender nodules on finger/toe pads
Roth spots
retinal hemorrhages
Splinter hemorrhages
petechiae under nail beds
ECG findings suggestive of cardiac tamponade
electrical alternans
low voltage
Beck’s triad
JVD
hypoTN
muffled heart sounds
(cardiac tamponade)
Tx acute pericarditis
NSAIDs
colchicine
Tx chronic constrictive pericarditis
pericardectomy
pulsus paradoxus
drop in SBP > 10 mmHg during inspiration
cardiac tamponade
How do calcium channel blockers work to reduce the ischemic effects of acute angina?
promote coronary and peripheral vasodilation –> decreased HTN –> decrease afterload
reduce myocardial contractility and O2 demand
tx 3rd degree heart block
ventricular pacemaker
stop BB, CBB, digoxin
tx HOCM
BB
avoid volume depletion
restrict physical activity
MI tx inititate immediately
ASA
nitrates
O2 if need
which antiarrhythmic avoid in pt with pre-existing lung disease
amiodarone
PEx findings expected with pericardial effusion
deminished heart sounds
decreased apical
Rx to treat stable, asx ventricular tachycardia
amiodarone!
procainamide
sotalol
do not shock _____ rhythms
asystole
PEA
max number epi doses when treating cardiac arrest?
no max
ACLS protocol for ventricular fibrillation
#1 shock, start CPR 2 m - recheck rhythm - #2 shock, CPR 2 m, epi 1 mg Q3-5 m - recheck rhythm - #3 shock, CPR, may give amio 300 - repeat
H & T causes of asystole/PEA pulseless electrical activity
hypovolemia hypoxemia H+ (acidosis) hyperkalemia hypokalemia hypogycemia hypothermia
tamponade tension PTX thrombosis (MI) thrombosis (PE) trauma toxins
Rxs that block transmission through AV node
adenosine
BB
CCB
digoxin
MC cause of 2* HTN given… high BP in UE but low in LE
coarctation of aorta
MC cause of 2* HTN given… proteinuria
CKD
MC cause of 2* HTN given… hypokalemia
hyperaldosteronism
renal artery stensis
MC cause of 2* HTN given… tachy, diarrhea, heat intol
hypertTHY
MC cause of 2* HTN given… hyperkalemia
renal failure
Tx afib of unknown duration
rate and anticoagulate
BB and warfarin/hep
2 CV dz that are biggest RF for CHF?
HTN
ischemic heart dz
JNC-8 bp guidelines 1st line rules…
CKD > race
DM > age
next step in management of pt with DVT if pt has a high likelihood of falling
IVC filter
when might subclinical mitral stenosis from RHD become clinically apparent
fluid overloaded (inc SV)
pregnancy
tachycardia
tx giant cell arteritis
high dose steroids
tx HSP
self-limited
tx thromboangiitis obliterans
stop smoking
Plummer-Vinson syndrome
TRIAD:
esophageal webs
dysphagia
IDA
most approp dx test x esophageal dysphagia to solids
EGD
*but if high risk perf, barium swallow
chest pain; uncoordinated esophageal contractions; corkscrew pattern on barium swallow dx
diffuse esophageal spasm
4 potassium-sparing diuretics
spironolactone (antiandrogenic)
epiplerenone
amilioride
traimterene
Tx Wegeners/granulomatosis with polyangiitis
steroids
cyclophosphamide
sx strongly suggest upper GI himorrhage
+ NG lavage
hematemesis
hemodyamic instability
feared complication of Kawasaki disease
coronary artery aneurysms
tx Whipple dz
ceftriaxone x 2 wk
THEN
TMP-SMX x 12 mo
chronic diarrhea + positive stool Sudan stain + normal D-xylose test –> most likely cause of malabsorption
pancreatic insufficiency
stool Sudan stain + = fat in stool***
caucasion + foul-smelling chrinc diarrhea + IDA
Celiac
immigrant DR + foul-smelling chronic diarrhea + macrocytic anemia
Tropical sprue
chronic diarrhea + arthralgias + ataxia dx
Whipple dz
SVR and HR in anaphylactic shock
decreased SVR
increased HR
SVR and HR in neurogenic shock
decreased SVR
decreased HR
food poisoning as results of mayonnaise sitting out too long
s. aureaus
salmonella
rice water stools
vibrio cholerae
ETEC
mild intestinal infection that can become neurocysticercosis
taenia solium
diarrhea from seafood
vibrio cholerae
vibrio parahemolyticus
bloody diarrhea from poutry
campylobacter
s. aureaus
salmonella
bloody diarrhea + liver abscess
entomoeba histolytica
diarrhea in AIDS pt
cryptosporidium
tx for entamoeba histolytica
metronidazole
tx giardia lamblia
metronidazole
tx salmonella spp.
fluoroquinolone (if immunocompromised)
tx shigella spp.
fluoroquinolone or TMP-SMX
tx campylobacter jejuni
fluoroquinolone or azithromycin
type esophageal cancer most prevalent in US
adenocarcinoma
vasculitis with necrotizing granulomas of lung and glomerulonephritis
GPA
next step management pt < 50 with minimal BRBPR
anoscope
vasculitis characterized by necrotizing imm complex inflammation of visceral/renal vessels
polyarteritis nodosa
next step: colonoscopy reveals colon cancer in the sigmoid colon
CT ab/chest/pelvis for staging
benign heart sounds
early quiet systolic murmur no evidence of dz split S1 split S2 on inspiration S3 < 40 yo
35 F + PUD + hypercalcemia + amenorrhea –> dx
MEN1
gastrinoma
PTH tumor
adenoma
Rx to stop insulin production in pt with insulinoma
octreotide
diazoxide
high risk acalculous cholecystitis
critically ill
TPN
Tx (medical) x UC
small bowel = mesalamine
large bowel = sulfasalazine (5-ASA + sulfapyridine)
stroids x acute exacerbation
gi infection associated with diarrhea and pseudoappendicits
yersinia enterocolitis
- pork
- puppies
- pseudoappex
- pharyngitis
hepatitis virus increase risk HCC
hep B > C
abx combinations used in outpatient tx of diverticulitis
metronidazole
ciproflaxacin/TMP-SMX/Augmentin
positive HBcAb only
window period of active infection
vaccines for cirrhotics
hep A
hep B
pneumo
standard
Rxs for ileus
stigmines
erythromycin
metocloperamide
two diuretics used in conjunction x ascites/portal HTN
spironolactone
furosemide
Budd-Chiari syndrome sx
jaundice
hepatomegaly
ascities
+/- RUQ pain
aortic stenosis - indications for valve replacement
syncope
CHF
dyspnea
angina
Paraneoplastic syndromes with polycythemia
Potenially Really High Hematocrit Pho RCC HCC hemangioblastoma
most widely use screening test for hemochromatosis
ferritin
vasopressor theoretically causes renal vasodilation
dopamine
65 Af Am F + weakness + LE + rash on chest –> lab to establish diagnosis
CK, AST/ALT, aldolase
LDH
ANA
Anti-Jo 1
dermatomyositis
most sensitive and speciifc lab test for dx of chronic pancreatitis
low fecal elastase
“pencil-in-cup” deformities of DIP joints
psoriatic arthritis
acute gout tx
- NSAIDs
- glucocorticoids
- colchicine
tx 16 M bullseye ring in axilla two weeks after camping trip, dx and first-line tx
early localized Lyme dz
doxycycline 100 mg BID x14d
45 F + swollen, warm, erythematous L knoee + tender + ROM extremely limited –> best dx test and tx
dx: synovial fluid analysis
tx:
- IV abx empiric
- surgical I&D
24 F + markedly elevated BP + nL body weight, exercise, not smoker, no OCPs –> 2* cause of HTN should be considered? radiological imaging?
MC: OCPs
2nd: RAS 2* fibromusclar dysplasia
imaging: “beads on a string” of renal A on angiogrpahy
AI condition most likey seen in pt with endcarditis caused by steril vegetations of immune compex depositions
SLE
Libman-Sacks endocarditis
MC cancer of bones
METS
suspected osteomyelitis –> non-dx xray, MRI not availabe, next best test to make definitieve dx of osteomyelitis
bone bx and cx
6- M + new pt + legs bowed out + kyphosis + hearing loss + fav ht not fit anymore + most sensitive imaging tes to dx this process?
radionucleotide bone scan
Paget
medical management of PAD
smoking cessation exercise good diet glucose control anti-HTN cilostazol
caution for which complication of FOOSH
avascular necrosis
caution for which complication of anterior shoulder dislocation
axillary N
caution for which complication of fx of 5th metacarpal neck
bite inf
tendon lac
caution for which complication of humerus fx
radial N inj, wrist drop
caution for which complication of tibial fx
compartment syndrome
caution for which complication of pelvic fx
hemorrhage
45 obese F + pruritus + clay-colored stools + dark urine + elev ALP and bili –> most likely cause
biliary tract obstruction
pain increases with passive straight leg raise
herniated disc
29 M + alcoholism + vom + seere uper abd pain + elev lipase –> dx and tx
acute pancreatitis
- admit to ICU
- IV fluids
- correct electrolyties
- pain managment
- NPO
- NG for enteral feeds poss
microcytic anemias
IDA lead poisoning sideroblastic anemia thalessemia AOCD
normocytic anemias
AOCD
hemolytic anemia
hemorrhage
macrocytic anemias
folate def
B12 def
liver dz
alcohol abuse
IDA iron studies vs. AOCD
IDA: decreased ferritin, increased TIBC
AOCD: increaed ferritin
pt with acute diarrheal illness, which labs should be otbtained in order to id causative organism?
no workup necessary (MC viral)
*if no fever or bloody diarrhea = no workup
imaging preferred for soft tissue?
imaging preferred for bone?
soft tissue - MRI
bone - CT
in hemolytic anemia ,why haptoglobin decreased? why LDH increased?
free haptoglobin decrease bc free hemoglboin released from cell lysis/hemolysis and needs to be bound up
LDH is found inside RBCs, so hemolysis = inc LDH outside the cell duh
most likely PUD relieved with eating and wore 2-5 hours after eating
duodenal
lose weight with which PUD?
gastric
tx for diarheal illness due to cryptosporidium parvum
HIV
nitazoxanide
tx for diarrheal illness due to trichinella spiralis
mabenazole
anemia + basophilic stippling of RBCs
leadpoisoning microcytic
thalessemia
EtOH use
degmacytes and Heinzs bodies
G6{D deficiency
Heinz bodies = denatured hgb in RBC
anemia + mintal status change + neuropathy + constipation
lead poisoning
microcytic
most likely abx tx for diarrheal illness due to salmonella
fluoroquinolone or TMP-SMX
most likely abx tx for diarrheal illness due to shigella
fluoroquinolone or TMP-SMX
most likely abx tx for diarrheal illness du eto camplylobacter jejuni
ciprofloxacin or azithromycin
thrombocytopenia while being treated with heparine for PE –> tx
- stop heparin
- labs to confirm HIT: hep induced agg assay, ELISA immunoassay
- start argatroban until PLT > 100
- transition to warfarin, 3 mo tx
classic pentad for TTP
MAHA thrombocytopenia fever AMS renal failure/uremia
two steps to hemostasis
- temporary plug = “PLT plug”
2. permanent clot = “FIBRIN clot”
tx vW dz
DDAVP
vWF concentrate
OCPs
avoid ASA
MC causes of DIC acronym
STOP Making Thrombi
sepsis trauma OB complications pancreatitis malignancy transfusions
coag changes in TTP-HUS
PLT dec
BT inc
PT nL
PTT nL
coag changes in hemophilia A or B
PLT nL
BT nL
PT nL
PTT inc
coag changes in vW dz
PLT nL
BT inc
PT nL
PTT inc
coag changes in DIC
PLT dec
BT inc
PT inc
PTT inc
coag changes in vit K def
PLT nL
BT nL
PT inc
PTT nL/inc
coag changes in ESLD
PLT nL/dec
BT nL/inc
PT inc
PTT inc
thrown from horse –> LBP + urinary retention _ dec rectal tone –> tx
emergent surgical decompression of cauda equinea
steroids to dec spinal cordinflammation
approp eval of pt susp celiac
lab: tissue transglucaminase IgG + anti-gliadin ab + anti-endomysial ab
img: EGD biopsy of intestine
MOA abciximab
gp IIb/IIIa i
MOA apixaban
direct Xai
MOA clopidogrel
ADP-R i
MOA dabigatran
direct thrombin i
MOA dalteparin
LMWH
MOA ticlopidine
ADP-R i
MOA tirofiban
gp IIb/IIIa i
safe anticaogs in pregnancy x DVT
heparin
LMWH
lab test to monitor warfarin?
heparin?
LMWH?
INR/PT
PTT
anti-factor Xa activity
why octreotide in tx GI bleed 2/2 esophageal varices?
somatostatin analog –> dec splanchnic blood flow + portal BP ==> dec variceal bleeding
management septic shock 2/2 perionitis
- ICU
- IV fluids BOLUS NOW
- norepi
- empiric abx
- Bcx/sputum/Ucx
- CXR
- insulin drip
- telemetry
- CVP/MAP
u wave
hyper Ca
hypoK
hyperTHY
MC leukemia in adults
CLL
philadelphia chromosome
CML
leukemia with peripheral blasts are PAS + and TdT +
ALL
leukemia wiht peripheral blasts PAS -, myeloperoxidase +, Auer rods
AML
associated with t(9;22)
CML*** also ALL
peripheral smear of asx pt reveals macrocytosis and hypogranular granulocytes with bilobed nuclei –> dx
myelodysplastic syndrome
MM findings mnemonic
CRAB
hyperCalcemia
Renal failure
Anemia
Back pain
pruitis after hot bath or shower
polycythemia vera
blurred vision after hot bath or shower
optic neuritis
spinal cord lesion: fasciculations + spastic paralysis
ALS
spinal cord lesion:bilateral loss of pain/temp sensation below the lesion + bilateral spastic paralysis below lesion + bilteral flaccid paralysis at level of lesion
anterior spinal artery syndrome
spinal cord lesion: impaired proprioception _ pupils do not react to light
DCML –> tabes dorsalis
lesion to ____ presents as agraphia and acalculia
dominant parietal lobe
ppx for close contacts of N. meningiditis meningitis
rifampin
cipro
ceftiaxone
(either)
when should CT scan be perfomred as next step instead of LP in pt suspected of having meningitis
focal neuro new onset seizures hx CNS dz papilledema IC AMS
skin manifestations characteristic of dermatomyositis
malar rash shawl heliotrope eruption (violaceous eyelids) Gottron's papules Mechanics hands
HA + fever + progressive muscle weakness + CSF: inc lymphocytes, nL glucose, slightly elevated protein –> dx/pathogen
poliovirus
West Nile VIrus
27 M + progressively owrsening HA + persistent + nest step
MRI head
72 F + TIA + other imaging appropriate
ECHO
US of carotid arteries
MRA/CTA
mest diagnositc test for hereditary spherocytosis
osmotic fragility test
DVT develops stroke –> study to identify the MC undelrying etiology of stroke?
TEE
two MC locations of aneurysms in Circle of Willis
anterior communicating artery
posterior communicating A
MC causes of seizures in young adults (18-35 yo)
trauma
EtOH w/d
brain tumor
42 M + tonic-clonic + known epilepsy + seizing for past 10 minutes dx and tx
status epilepticus
ABCs
benzos IV diazepam
if intubated, IV barbituates (phenobarb)
best tx TTP
large volume plasmaphoresis
steroids
Coags with warfarin use
PLT nL
BT nL
PT inc
PTT inc
ASA coags
PLT nL
BT inc
PT nL
PTT nL
brain lesion seen in pt with PD?
in HD?
PD: depigmentation of substantia nigra (decreased DA)
HD: atrophy of caudate nucleus (incrased DA)
Treat ALS Rx
riluzol
MC rx used to tx HD
MC: tetrabenazine (DA antagonist)
or antipsychotics
cold agllutinins are classically associated with which infections
mycoplasma pneumoiae
mononucleosis EBV
recent Cuban immigrant + malabsorptive diarrhea _ megaloblastic anemia –> dx and tx
Tropical sprue
tx: folate, tetracycline OR sulfa x 2-6 mo
Most sensitive test for MS
MRI brain, orbits, spinal cord
meds decreased freq of relapses in MS
interferon beta glatiramer natalizumab dimethyl fumarate teriflunomide
diarrhea + pink eye
adenovirus
tx Alzheimer dz
anticholinesterase i (donepazil, rivastigmine, galantamine) menantine (NMDA Rec i)
dementia + visual hallucinations + frequent falls
Lewy Body Dementia
type syncope consistent with type 1 DM interrupted while eating
hypoglycemia
elbows in decorticate posturing
flexing
tx first line x RLS
pramipexole
ropinirole
(DA agonists)
spinal cord lesion:bilateral loss of pain/temp sensation below the lesion + bilateral spastic paralysis below lesion + bilteral flaccid paralysis at level of lesion
medullary pyramids
obese woman + papilledema + HA
idiopathic intracranial HTN
jaw muscle pain when chewing
temporal arteritis
headache + extraocular muscle palsies
cavernous sinus thrombosis
headache occurring either befoer or after orgasm
postcoital cephalagia
frontal headache made worse by bending over
sinus HA
infarct of MCA leads to which types of aphasia
expressive (Broca’s)
comprehension (Wernicke’s)
conductive
How do sx of encephalitis differ from meningitis
encephalitis: focal neurologic deficits
meningitis: leptomeningeal inflammation, special tests, nuchal rigidity
Tx options for essential tremor
propranolol benzos primidone deep brain stimulation thalamotomy
Characteristic features of Brown-Sequard syndrome
(hemisection of SC)
- ipsilateral SPASTIC paralysis BELOW lesion
- ipsilateral FLACCID paralysis AT LEVEL lesion
- contralateral loss vibration and proprioception BELOW lesion
- contralateral loss pain and temperature 1-3 levels BELOW lesion
upper quadrantic anopsia - where lesion?
temporal lobe
lower quadrantic anopsia - where lesion?
parietal lobe
Tx for dry age-related macular degeneration (ARMD)
smoking cessation
antioxidants
Tx for retinal detachment
cryotherapy
laser photocoagulation
surgery
4 MC sequelae of meningitis in children
- HL
- ID
- seizure disorder
- spastic paralysis
inflammation of internal Meibomian sebaceous glands
chalazion
Major exam finding in open-angle glaucoma
cup-to-disc ration > 50%
clinical features of acute angle-closure glaucoma
red eye sudden painful rockhard eye pupil fixed and mid-dilated
tx for acute angle-closure glaucoma
immediate referral to ophtho If no ophtho in >1 hr: - 1 drop pilocarpine - 1 drop apraclonidine - 1 drop timolol ONE MINUTE APART acetazolamide maybe mannitol
–> surgery for laser iridotomy
Weber test: conductive hearing loss goes to ___ear
damaged ear = conductive HL
WEBER HELPS LATERALIZE
Rinne test: nL
AC > BC
Triad of Meniere disease
HL
tinnitus
vertigo
empiric tx fo brain abscess
if post-surgical (MRSA and pseudomonas):
- vancomycin AND ceftazidime
- drain by needle decompression
- if mass effect, glucocorticoids
typical presentation IIH
obese female in 20-30s HA in AM pulsatile papilledema blurred vision, loss peripheral LP = increased opening pressure
what is ethacrynic acid
loop diuretic
non-sulfa
best diuretic for mild to moderate CHF with expanded ECV
loop (furosemide) aldosterone antagonist (spironolactone)
best diuretic for increased intracranial pressure
mannitol
renal pathology: anti-GBM antibodies, hematuria, hemoptysis
Goodpastures
renal pathology: IF: linear pattern of IgG deposition
GBM = goodpastures
renal pathology: crescent formation in glomeruli; p-ANCA positive
pauci-immune rapid progressive GN
renal pathology: positive ANCA
GPA
RPGN
renal pathology: hypercellular glomeruli and subepithelial”humps”
PSGN
two meds ppx against meningococcal meningitis
rifampin
cipro
Which EEG pattern is seen in cases of absence seizures
generealized 3/sec spike and wave pattern
urinary casts are made of
Tamm-Horsfall mucoprotein (made by kidneys)
renal pathology: multiple mesangial nodules
Kimmelsteil-Wilson nodules
diabetic nephropathy
nephrotic syndrome associated with hep B
membranous GN
renal pathology: EM: subendothelial “humps” and “tram track” appearance
MPGN
renal pathology: EM: “Spike and dome” pattern of basement membrane
MGN
apple-green birefringence with Congo red stain under polarized light
amyloidosis
vasodilating effect of nitroglycerin
dilates veins
vasodilating effect of dihydropyridine CCBs
veins and arteries
vasodilating effect of hydralazine
arteries
vasodilating effect of nitroprusside
veins and arteries
2 yo develops lethargy, hypoglycemia, abnL LFTs one week after being seen for febrile URI, dx
Reye syndrome (hepatoencephalopathy, assuming parents gave ASA for fever)
Greatest RF RCC
smoking
cardiac abnormalities assoc with ADPKD
1st: MVP (mild)
2nd: aortic regurgitation
AE of antiHTN: first dose orthostatic hypotension
alpha bockers - prazosin
AE of antiHTN: hypertrichosis
minoxidil
AE of antiHTN: bradycardia and asthma exacerbation
nonselective BB
first-line rx for idiopathic intracranial hypertension
acetazolamide
Todd’s paralysis
post-ictal hemiparesis
<15 minutes
not more than 24 h
volume status expected with hyponatremia due to thiazide diuretics
hypovolemic or euvolemic
volume status expected with hyponatremia due to Addison disease
hypovolemic
volume status expected with hyponatremia due to hypothyroidism
euvolemic
volume status expected with hyponatremia due to renal failure
hypervolemic
volume status expected with hyponatremia due to psychogenic polydipsia
euvolemic
MC causis of SIADH
TBI and other CNS Pulm: PNA and small cell lung cancer Rxs HIV surgery
meds can be used to rapidly correct hyperkalemia by shifting potassium into cells
beta-agonists - albuterol
bicarbonate
insulin and glucose
tx for nephrogenic diabetes insipidus
1st: thiazide
2nd: indomethacin
amiloride for lithium induced DI
tx lithium induced DI
amiloride
meds known for causing hyperkalemia
ACEi ARB BB digoxin spironolactone epiplernone amiloride triamterine
meds known for causing hypokalemia
loop diuretics thiazides albuterol insulin CAi/acetazolamide
which electrolytie abnL causes QT prolongaction
hypocalcemia
MC primary sources of metastates to the brain
Lots of Bad Stuff Kills Glia lung bone skin/melanoma kidney/RC Gi/CRC
common causes of respiratory alkalosis
hyperventilation anxiety ASA tox asthma PE high altitude
common causes of respiratory acidosis
COPD
respiratory distress
NMJ
opioids
common causes of metabolic alkalosis
vomiting NG lavage diuretics volume contraction hyperaldosteronism Cushing syndrome
NAGMA
diarrhea
PTA
TPN
Addison dz/low aldosterone
distinguishing caracteriscis of RTA type 1 - distal
increased urine pH >5.3
low serum K
low serum bicarb
distinguishing characteristics of RTA IV
hypoaldosteronism
nL urine pH
high serum K
nL serum bicarb
distinguishing characteristics of RTA II - proximal
nL urine pH
low serum K
low serum bicarb
typical complaints of retinal detachment
shade covering eye
flashes of light (photopsias)
sudden onset floaters
tx for uric acid renal stones
potassium citrate
bicarbonate
type UTI most likely make pt susceptible to struvite renal stones
urease-positive
klebsiella
proteus
s. saprophyticus
meds useful in pt with nephrolithiasis for passing a stone by relaixng teh smooth muscle in the distal ureters
tamsulosin (alpha blocker)
nifedipine
1st line antihypertensive in LVH and HTN
ACEi/ARB
CCB
1st line antihypertensive in hyperthyroidism
BB
bacterial meningitis PEx signs
Brudinski sign - neck flexion –> knee flexion
Kernig sign - pain with straightening flexed leg
antiHTN rx SE rxn in patient with sulf allergy
HCTZ
tx epididymitis
<35 yo: G/C = IM ceftriazone and doxycycline PO x10d
> 35 yo or anal: enterbacteracea = fluoroquinolone or TMPSMX
found unconscious, what administer before empiric glucose infusion?
thiamine before glucose
classic sx BPH
frequency urgency hesitancy nocturia weak stream
two classes of meds tx BPH
5alpha reductase: finasteride, dutasteride
alpha1 antagonism: tansulosin, alfuzosin, sitodosin, terazosin, doxasosin
hormonal meds to patients with metastatic prostate cancer
GnRH analogue (leuprolide, goserelin) CONTINUOUSLY
tx for acute bacterial prostatitis
e. coli
- TMP-SMX
- fluoroquinolone
AE antihypertensive: cyanide toxicity
sodium nitroprusside
Most sensitive test for MS
MRI head and orbits
normal puberty progression
adrenarche conadarche thelarche pubarch growth spurt menarche
Tx Guillain-Barre
IVIG OR plasmaphoresis ASAP
motility agents for ileus
mech vent if respiratory involvemenet
classic features distinguish orbital cellulitis from periorbital cellulitis
orbital cellulitis:
diplopia
pain with EOM
proptosis
tx open-angle glaucoma
acetazolamide mannitol prostaglandins pilocarpine (cholinergic) timolol (BB) apraclonidine (alpha adrenergic)
frontotemporal dementia presentation
change personality
inappropriate behavior
dementia
progressive aphasia
lewy body dementia
AH + VH
Parkinsonian features
dementia
falls and syncope
tx for NPH
VP shunt
tx IIH
acetazolamide, wt loss, serial lumbar punctures, +/- VP shunt
dermatoligic finding of NF1
cafe au lait spots
neurofibromas shag sweater
axillary/inguinal freckles
hemangioblastomas
cherry-red spot on macular ddx
Neiman Pick
Tay Sacks
Retinal artery occlusion
-triptan drugs contraindicated in
pregnant just took triptan/ergotamine CAD prinzmetal angina sulfa allergy
child presents with acute-onset ear pain, otoscopy reveals large, reddish vesicles on TM, dx, org, and tx
bullous myringitis
mycoplasma pneumoniae
macrolide: ACE
MC cause of sensorineural HL
presbycusis (high freq)
MC cause of conductive HL
otosclerosis
pt undergoes crnaiotomy and drain placemtn for evac of SDH, initally drainage is serous, HOD#3 drainage becomes thick and yellow and neuro exam deteriorates, cause?
subdural abscess
tx for acute dystonia
EPS = benztropine or benadryl
tract: voluntary motor commands from motor cortex to head and neck
corticobulbar spinal tract
pt brough to ER with HA, vom, neck pain and fever, progressive muscle weakness, but sensation intact. CSF nL glucose and protein, but lymphocyte count is high dx
poliomyelitis
67 M + ischemic stroke, BP 185/100, goal for acute management of HTN following ischemic stroke and meds MC used
permissive HTN: <220/120
labetalol
nicardipine
MC organisms in neonatal bacterial meningitis and empiric abx
e. coli
GBS
Listeria
abx: ampicillin and gentamicin
CSF findings in healthy
pressure 50-180
WBCs <5
glucose 40-70
protein 20-45
CSF findings bacterial
pressure increased
WBCs increased (PMNs)
glucose decreased
protein increased
CSF findings viral
pressure MAYBE increased
WBCs increased (lymphocytes)
glucose nL
protein MAYBE increased
CSF findings TB
pressure VERY increased
WBCs increased (lymphocytes)
glucose decreased
protein increased
SLE, found to have anemia, AIHA or recent menstruation…what test to distinguish?
Coombs test
lesion to _____ causes coma
reticular activating system in pons
test differentiates central diabetes insipidus from nephrogenic DI
desmopressin challenge –> urine osmolality
elevated erythropoietin
elevated hematocrit
normal oxygen saturation
EPO producing tumor (RCC)
testicular torsion next step tx
manual detorsion –> surgery for b/l orchiopexy
causes of hypovolemia hyponatremia
diuretics/thiazides
Addison dz
loss of fluids
segmental sclerosis and hyalinosis on light microscopy
FSGS
p-ANCA associated conditions
Pauci-immune glomerulonepthritis microscopic polyangiitis eosinophilic GPA PSC UC
classic presentation of PSGN
periorbital edema cola urine HTN strep 1-3 w ago increased ASO
other name for Fitz-Hugh-Curtis
perihepatitis
effect of digoxin on stroke volume
decrease extracellular sodium
increase intracellular calcium
= increased heart contraction
most approp tx for PCOS
lose weight
OCPs
metformin
spironolactone for hirstuism
next step in eval of pt with ASCUS
if 21-24 yo: repeat PAP in 1 year
if >25: HPV test, if positive colposcopy
characteristic findings in tertiary syphilis
gumma formation tabes dorsalis Argyll-Robertson pupils \+ Romberg loss proprioception aortitis "tree-barking" aneurysm of aortic root aortic regurg
cardinal movements of labor
engagement descent flexion internal rotation extension external rotation expulsion
EGD changes seen with Barrett esophagus
changed to columnar epithelium
how expect weight to increased over first 2 years of life
BW at 2 weeks
double at 4 mo
triple at 12 mo
quadruple at 2 y
spider-webbing/marbling of skin newborn rash
cutis marmorata
newborn white papules caused by retention of keratin and sebaceous material in pilosebaceous follicles
milia
newborn intense reddening of gravity-dependent side and blanching of nondependent side with a line of demarcation between teh two, lasts a few sec-min
Harlequin color change
newborn skin vascular malformations occurring on the anpe of neck, upper eyelids, middle forehead, resolve by 18 mo, “salmon patches”
macular stains
“stork bites”
newborn superficial pustules overlying hyperpigmented macules
transient neonatal pustular melanosis
kilocalcories in an ounce of breast milk/in formula
both 20 kcal/oz
most appropriate tx for macular degeneration
antioxidants: vitamines A, C, E, beta carotene, copper, zinc
34 M rash on thigh, campking, 3 day flu like hx, oval-shaped, erythematous lesion with central clearing
erythema chronica migrans
Lyme disease
cleft lip/palate, life expectancy < 1 yr, polydactyly
trisomy 13
tall, thin man with gynecosmastia and testicular atrophy
Klinefelter
micrognathia, life expectancy < 1 yr, rocker-bottom feet
trisomy 18
happy mood, inappropriate laughter, ataxic gait
angelman
MC congenital heart defect
VSD
keep PDA open
PGE2
trisomy 21 heart defects
TF
PDA
endocardial cushion defects: ASD, VSD, onechamber heart
bony spur arising from metaphysis of long bone
osteochondroma
classic presenting scenario for necrotizing enterocolitis
premature/low birth weight infant
started on tube feeds
develops abd distension and enterocolitis
pneumatosis intestinalis
typical presentation intussusception
colicly current jelly stool pallor sweating vom
causes of hpysiologic jaundice
more blood
fragile infant RBCs
defective UDP glucuronosyltransferase
enterohepatic reabsorption of bilirubin from gut
(physiologic, breast feeding, breast milk jaundice)
medical management of ectopic pregnancy with rx:
methotrexate (folate antagonist)
tx respiratory distress of the newborn
prevent preterm labor maternal corticosteroids CPAP intubate if need exogenous surfactant down ET tube
RF meconium aspiration syndrome
post-term
fetal distress during labor
tx epiglottitis
keep kid calm intubate vanco OR clina (s. auresu) AND cefepime/ceftriaxone (HiB)
how confirm pertussis
clinical
nasophargyneal PCR
tx early Lyme
doxycycline 100 mg BID x 14 d
if kid or pregnant: amoxicillin or cefuroxime
causes desquamation of hands and feet
Kawasaki Scarlet fever TSS SJS mercury toxicity
abx to be avoided during pregnancy
tetracyclines (teeth discoloration) fluoroquinolones (cartilage toxicity) aminoglycosides (ototoxicity) nitrofurantoin (avoid 1st tri) TMP-SMX (avoid 1st tri)
spina stenosis differ from PAD
spinal stenosis: worse when standing upright, better bending forward
PAD: doesn’t change with position, worse with exertion
3 mo difficulty breathing, fatigue, pallor, heart murmur, abnormal thubs, low hemoglobin, nL WBC and PLT. dx, see on bone marrow biopsy
Diamond Blackfan anemia
decreased erythrocyte precursors
presentation common to both CF and Hirschsprung
failure to pass meconium
best abx for RMSF
doxycycline
if pregnant, chloramphenichol
*these are the only abx for RMSF!
cause of erythroblastosis fetalis
maternal ab against fetal Rh-postiive RBCs
typical prsentation osteogenesis imperfecta
easy fx fx in utero blue sclerae HL teeth deformities pliable skin hypermobility
tx spasticity in cerebral palsy with
botulinum toxin
baclofen
dantrolene
benzos
heart defect assoc with chromosonme 22q11 deletion
TF
TA
(DiGeorge)
heart defect assoc with congenital rubella
PDA or pulmonary stenosis
next step aftre confirmed congenital pyloric stenosis
- correct metabolic abnormalities
2. pyloric myotomy
next step pt aspirated object that cannot be disloged and is now having difficulty moving air, becoming hpoxic
Heimlich maneuver
if doesn’t work, emergency tracheotomy
tx for black widow spider bite
- antivenin within 30 min of bite
- clean
- observe x 24 h
- abx if secondary infection
- if systmic sx: lactrodectism - give antispasmotics: benzos
tx for skin lac on dorsum of hand that resulted from closed fist hitting victim mouth
irrigate
empiric abx
leave open
definition of primary amenorrhea
absence of menses and secondary sexual characteristics by age 13
OR
absence of menses by 15 WITH secondary sex characteristics
complications to watch for in pat with electrical burn
compartment syndrome bony injuries neurologic disturbances rhabdomyolysis myoglobinuria renal failure acidosis arrythmias
ECG findings in hypothermia
j wave (elevated j point)
primary sx theophylline toxicity
hypokalemia hyperglycemia vomiting seizures hypotension arrythmias with major toxicity
tx for BB and CCB toxicity
atropine
glucagon
insulin and glucose
calcium
tx acet toxicity
charcoal within 4 h injgestion
NAC within 8 h
benzos if seizure
antidote for ASA toxicity
sodium bicarb
charcoal
dialysis
antidote for TCAs
bicarb
diazepam if seizures
antidote for digoxin
digoxin antibody fragments
two organisms MC cause of acute cervicitis and tx for each
gonorrhea: ceftriaxone AND azithromycin
chlamydia: doxycycline OR azithromycin
middle aged man, needs to buy readign glasses bc having difficulty reading fine print, alost troubl e driving at night and reading road signs, may have presbyopia, should also be examined for what
cataracts
tx lead toxicity in children
succimer if mild
severe: succimer, calcium disodium edetate, dimercaprol
antidote for arsenic
dimercaprol
succimer
penicillamine
antidote for iron
deferoxamine
antidote for mercury
dimercaprol
additional studies in case of stable patient with an abd stab wound that penetrated the peritoneum
diagnostic laparoscopy
pelvic fx + DPL shows blood in the pelvis next step
emergent laparotomy
pelvic fx + DPL shows urine in the pelvis next step
urgent laparotomy (not emergent)
pelvic fx + DPL shows nothing + hemodynamic instability next step
angiography with poss embolization
blunt abd trauma + unstable + fluid in pelvis on FAST next step
emergent laparotomy
blunt abd trauma + unstable + FAST no fluid in pelvis next step
angio with possible embolization
blunt abd trauma + unstable + FAST inconclusive next step
DPL
blunt abd trauma + stable next step
CT abd/pelvis
abd stab + hypotension next step
emergent laparotomy
difference between chancre and chancroid (organism, presentation, treatment)
chancre: treponema pallidum, “clean-based painless ulcer indurated margins”, penicillin G
chancroid: haemophilus ducreyi, “painful ulcer base covered with purulent exudate), azith or ceftriazone
since bleeding between mother and fetus is a concern in trauma, what actions should be taken once the pt and fetus are stabilized
test Rh status – give RhoGAM for Rh-negative
major causes of post-op fever in pt who just underwent neurosurgery
UTI
meningitis
DVT
primary tx for malignant hyperthermia
stop inhaled anesthetics (stop succinyl choline)
dantrolene
100% O2 (increased ventilation)
7 year old who avoids going to school to stay home with parent
separation anxiety disorder
antidote benzo
flumazenil
antidote barbituates
bicarbonate
HD
charcoal
antidote CO
100% O2
antidote arsenic
dimercaprol
succimer
penicillamine
60 F experiences leakage of urine with laughing and coughing, nonsurgical options
kegel exercises
estrogen PO or vaginal
pessary
definition mild persistent asthma and outpatient tx
> 3-6 day episodes in a week
3-4 night episodes in a month
tx: SABA and low ICS
PFTs in asthma exacerbation
overall increased lung volumes
FEV1/FVC < 80%
indications for chronic COPD to qualify for home O2
O2 sats < 88%
polycythemia
peripheral edema
pulmonary HTN
SE from theophylline overdose
seizures –> hyperthermia
hypotension
tachyarrhythmias
next step polmonary nodule
previous CXR
not not, then CT
antidote for digoxin
activated charcoal within 1st 24 h
digoxin ab fragments
antidote BB
calcium
glucagon
insulin and D5
sarcoidosis mnemonic
A GRUELING Disease
increased sACE Gamaglobulinemia RA Uveitis Erythema nodosum Lymphadenopathy (bilateral hilar) Idiopathic Noncaseating Granulomas increased vitamin D --> activated my macrophages in granulomas --> increased sCa2+ (hypercalcemia)
tx for idiopathic pulmonary fibrosis
anticollagen: pirfenidone
anti-tyronsine kinase Rec: nintedanib
anti-pulmonary HTN: sildenafil
lung disease: noncaseating granulomas and associated with aerospace manufacturing
berylliosis
lung disease: noncaseating granulomas and erythemia nodosum
sarcoidosis
lung disease: associated with sandblasting
silicosis
lung disease: “eggshell”calcifications of hilar LNs, inc susp TB, inc rsk lung cancer
silicosis
causes chronic bronchitis but not increaesed risk lung cancer
coal miner lung
what is anthracosis
asx
city swellers
mild black lung
small fibrotic lung nodules in coal miner
simple coal worsers’ disease
lung disease: caseating granulomas and positive c-ANCA
GPA
honeycombign/reticular lung imaging associated with which lung dz
idiopathic pulmonary fibrosis
tx for MI due to cocaine overdose
no BB
benzos
CCB to inhibit vasoCNX
common presenting features of tuberous sclerosis
hamartomas phakoma adenoma sebaceum (facial angiofibromas) distinctive brown fibrous plaque on forehead in infancy shagreen patch ash leaf sponts sub-ependymal giant cell astrocytoma cardiac rhabdomyoma renal angiofibrolipoma ID seizures
A-a gradient calculation and normal range
A-a = 700 - FiO2 - (PaCO2/0.8) - PaO2
nL 5-15 mmHg
Increased A-a gradient with…
PE
pulmonary edema
R to L shunt
increased FiO2
(hard time getting O2 from alveoli to arteries)
VQ scan: defect in venteliation = ____, defect in perfusion = ____.
defect in ventelation = PNA
defect in perfusion = PE
PE on CXR
Hamptom’s hump (wedge)
most appropriate next step in r/o PE in pt deemed unlikely to have PE
D-dimer
vasodilators used to treat primary pulmonary HTN
CCB nifedipine
endotheli Recc antag (bosetan)
PDE antagones (sildenafil)
PG (traprsotanol)
congential heart defect assoc with Li during pregnancy
Ebstein anomaly:
- hypoplastic RV
- tricuspid anterior displacement
- TS/TR
- 80% PFO with R to L shunt
ER in respiratory distress frollowing MVC, CXR shows pleural effusion, next step
chest tube for hemothorax
causes transudative pleural effusion
CHF
cirrhosis
nephrosis
size PTX requires chest bue placement
> 15%
kid, limp, asymm and sclerosis of right femoral head, widening of joint space, dx
Legg-Calves_perthes dz
avascular necrosis
MC congenital neck cyst
thyroglossal duct cyst
si/sx peritonsillar abscess
uvula deviation
muffled “hot potato” voice
trismus
drolloing
MC causes of post-influenza bact pneum
s. pneumo
s. aureus
MC cause PNA in neonates
GBS
MC cause of viral pneumonia
flu and RSV
antidote for tPA
aminocaproic acid
antidote for mercury
dimercaprol
succimer
penicillamine
sx with rifampin and insoniazid
hepatotoxicity peripheral neuropathy (i)
first line tx for PCP in HIV patients
TMP-SMX x 21 d
Add sterioids if:
- RA PO2 < 70mmHg
- A-a gradient > 35 mmHg
standard tx for latent TB
isoniazid QD x 9 mo
OR
isoniazid and rifampin weekly x 3 mo
common cause of fungal PNA in immunocompromised patients
PCP
PNA in spelunker
histoblasmosis
induction agents commonly used in intubation
sedative: etomidate, propofol, midazolam, ketamine
paralytic: succinylcholine, rocuronium
dx characteristics of ARDS
PaO2:FiO2 ratio < 200
no evidence cardiac origin
PCWP < 18 mmHg
in pt with pulmonary edema, how distinguish ARDS from cardiogenic edema
PCWP < 18 in ARDS PCWP incrsed (LA presure increased) in cardiogenic edema
hallmark CXR in pt with sarcoidosis
bilateral hilar lymphadenopathy
labs help distinguish type 1 from type 2 diabetes
C-peptide low in T1, nL to high in T2
antibodies: Oh GAD = anti-glutamic acid decarboxylase antibodies
two diagnositc studies to eval stable pt with suspected ectopic
TVUS quant BhCG (if <1500, repeat in 48h)
causes exudative pleural effusion
PE TB pancreaeatitis (amylase high) cancer infection vasculitis
goal tx DKA
close aniongap
goal tx HHS
nL sugars
nL serum osmolality
serum electrolyties low in KDA
Na (peudohyponatremia) K Ca Phos Mg
old man , ran out of diabets medications, electrolytes deranged, aniongap, BG 413, how further eval dx
- ABG
2. urine or serum ketones
types diabetic retinopathy
non-prolierative (MC) impaired blood flow (cotton wool spots, hard exudates, microaneurysms, tortuous vessels)
prolieferative - ischemia –> neovascularization, AV nicking
tx for prolierative diabetic retinopathy
- panretinal photocoagulation (PRP) to avoid hemorrhage
2. injectived VEGF-i
1 COD in T2DM
ASCVD (cardiac)
best tx for Goodpasture syndrome
steroids
plasmapheresis
diabetes drug MOA: decreases GI absorption of starch and disaccharides
acarbose
diabetes drug MOA: stimulates insulin release by inhibiting K-ATP channels
TZDs, meglinitides
diabetes drug MOA: increases tissue glucose uptake and improves insuling sensitivity
TZDs, metformin
diabetes drug: MC SE is hypoglycemia
sulfonylureas
meglitinides
diabetes drug: not safe in setting of severe CHF
TZDs
SGLT-2 inhibitors
diabets drug: acceptable choice in pt with mild-mod renal dz
TZDs
DPP-4i
chemotherapeuti agent mainstay of tx for choriocarcinoma
methotrexate (folate antagonist)
clinical features of strep pharyngitis
tender anterior cervical lymphadenopathy
fever
eudates on tonsils
no cough
insulin used in continues influsion insulin pumps and in treatment of DKA
regular
OR
rapid acting
2nd stage of labor, woman develops fever, tachy, uterine tenderness + fetal tachycardia + dx and managment
chorioamnionitis
IV broa-spectrum abx (amp and gent)
continue delivery
five categories of metabolic syndrome for dx
abd wasit circumference TG HDL BP BGs
ddx hypoglycemia in patient without diabetes
insulinoma malingering alcohol pituiatry insufficiency reactive liver dz adrenal dz/insufficiency gastric bypass
examples restrictive lung dz and FEV1/FVC ratio
FEV1/FVC =>80%
pulmonary fibrosis
pneumonconiosis
scoliosis
Pickwickian syndrome
19 F @ 34w GA, sudden onset painful vaginal bleeding and contractions, recurrent late decels. dx and risk factors for this complication
placental abruption
RF: previous abruption HTN trauma smoking cocaine***
64 M COPD, seizure, N/V, abd pain after taking too much of one of his meds, hypotensive, tachycardic, abnL cardiac rhythm –> dx
theophylline OD
medication causes of hypothyroidism
amiodarone (pt w/ arrhth)
lithium (bipolar)
TKi (imatinib, CML or RCC)
goiter in Hashimoot
painless
goiter in subactue thyroiditis (DeQuervain)
painful
tx DeQuervain thyroiditis
NSAIDs
steroids
goiter in Riedel thyroiditis
fixed
hard, rock-like
painless
(young pt with rockhard thryoid)
presentation untreated congenital hypothyroidism
lethargy porr feeding thick, protuding tongue constipation umbilical hernia ID
preferred dx test for pt with suspected PE if renal insufficiency (can’t get contrast)
V/Q scan
mech of Graves dz
AI (antibiodies stimulate TSH receptor , TSI - thyroid stimulateing immunoglobulin)
NOT destruction of thyroid!
thyroid changes in early pregnancy
TSH mildly decreased
Total T4 increased
TBG increased
Free T4 nL
non-thyroidal manifestations fof Graves dz
exophthalmos
pretibial myxedema
iatrogenic sources of iodine might cause thyrotoxicosis
amiodarone
IV contrast
tx nephrogenic DI caused by Li toxicity
- stop lithium
- HCTZ
- amiloride
FR thryoid nodule is cancer
age <30, >60 neck radiation smoker FHx thyroid cancer US: -hypoechoic irregular margins microcalcifications taller than wide
next step newly identifid tyroid nodule in pt with hyperthyroidism
TSH
then RAIU
medullary thyroid cancer assoc with which syndrome
MEN IIa and IIb
Gene assoc with medullary carinoma
Ret gene
indications for surgical PTHectomy in primary hyperparathyroidism
hypercalcemia sx (bones, kidney stones, groans, psych tones) sCa2+ >1.0 above upper limit normal Cr clearance <60/kidney dysfxn decrased DEXA t-score/osteoporosis Age < 50
medical manage primary hyperparathyroidism
cinacalcet (inc sensitivity of Ca rec on PTH gland)
MC cause 2* hyperPTH
chronic renal disease
then vit D def
then Ca 2- def
why PTH elevated in renal dz
lack phosphate secretion = hyperphosphetemia AND increased fgf-23 –> decreased vit D3 –> dec caclium reabsorption from intestine –> inc PTH
PTH, sCa, sPhos, and VitD in pt with: primary hyperPTHN
PTH increased***
sCA increased
sPhos decreased
VitD nL
PTH, sCa, sPhos, and VitD in pt with: vitamin D def (rickets in children, osteomalacia in adults) aka 2* hyperPTH
PTH increased
sCa decreased
sPhos decreased
VitD decreased***
PTH, sCa, sPhos, and VitD in pt with: 2* hyperPTH from renal dz
PTH increased
sCa decreased
sPhos increased***
VitD decreased
PTH, sCa, sPhos, and VitD in pt with: hypoparathyroidsim
PTH decreased***
sCa decreased
sPhos increased
VitD decreased
PTH, sCa, sPhos, and VitD in pt with: Pseudohypoparathyroidism
PTH increased*** but receptors don’t work
sCa decreased
sPhos increased
VitD decreased
vitamin D def labs and mech
malabsorption vit D
prolonged vit D def –> reduce Ca intestinal reabs –> increased PTH –> decrased sPhos and increaesed urine phos –> bones become deineralized
pt with scoliosis higher risk of deveoping which type of infection
TB
MC presentation hyperprolactinemia
postmeno F: asx, vision changes (bad)
premno F: hypogonadism = amenorrhea
male: hypogonadism = ED
next step in managment of pt found to have absent pituitary on MRI (empty sellla)
reassure if no sx
or provide Hormones
complications can result from acromegaly
cardiac failure (cardiomyopathy, HTN) spinal ord ompression diabetes compression optic N --> vision loss oganomegaly
tx localized non-small cell lung cancer
surgical resection + chemo
s of basilar artery stroke
PONS
- cranial nerve defects
- RAS –> AMS/coma
- contralateral full body weak
- sensory deficits
- poss vertigo, loss coord, defif speaking
layers of adrenal cortex and hormones
GFR
Gromerulosa: SALT: mineralocorticoids (aldosterone)
Fasiculata: SUGAR: glucocorticoids (cortisol)
Reticularis: SEX: angrogens (testonsterone, DHEA-S)
causes of Cushing syndrome
MC: low ACTH - exogenous steroid medications
low ACTH - adrenal adenoma or hyperplasia
high ACTH - pituitary adenoma producing ACTH (cushing disease)
high ACTH - ectopic production of ACTH (small cell lung cancer, carcinoid tumor)
Cushing syndrome mnemonic
Buffalo hump Amenorrhea Moon facies Clots (thromboembolic) Cardiac dz Crazy (psychosis, agitation) Ulcers (PUD) Skin changes - striae, acne, easy bruising Hirsutism HTN Hypokalemia Infection Necrosis of femoral head Glaucoma and cataracts Osteoporosis Immune suppression Diabetes
tx Conn syndrome
surgery of adenoma OR spironolactone
58 F cushingoid sx + low dose dex in evening and morning after there is not a decresae in cortisol –> next step
ACTH level (or exogenous cortisol)
most specific lab finding in making dx of primary hyperaldoseronism
increased PAC:PRA ratio
PAC: aldosterone
PRA: renin (low renin because aldosterone is already high)
55 M + hypertension, hypokalemia, metabolic alkalosis, inc alosterone, decreased renin activity –> dx? med used until definitieve
primary hyperalsdo
non-aldoersone mineralocorticoid casuing HTN, hypokalemia, metabolic alkalsis
Cushing syndrome
Licorice!!!
inital tx for child presnting with acute asthma attack
SABA
IV glucocorticoids
O2 if sat < 90%
Adrenal isuff ciris sx
severe weakness, fevere, AMS, SHOCK, hyperpigmentation
CAH: first number is 1 means…
HTN
CAH: second number is 1 means…
increased androgen production (virilization in baby girl, precocious puberty in boy)
CAH 21 alpha-hydroxylase deficeincy presentation
increased androgen production mineralocorticoid deficiency (aldo def) = hypotension and salt wating (dec Na and increased K)
ex: female infant with virilization of genitalia and hypotension
17 alpha-hydroxylase def labs
inc na
dec K
inc aldo = HTN
hypercalcemia
PUD
acromegaly
MEN1 (pituiatry, PUD/ZE, inc PTH)
AIDS associated malignancies
Kaposi sarcoma (lymphatic endothelium, HHV-8) <250
Invasive cervical cancer (HPV) <200
Non-Hodgkin lymphoma (EBV, 1*CNS lymphoma) <100
tx for septic abortion
- D&C
2. unasyn (pip/tazo) or gent/clinda
antiretrovial HIV class SE: hyperglycemia, DM, and lipid abnormalities
Protease inhibitors
rate of transmission of HIV through needle stick incident
0.3%
drugs given if appreciable risk transmission HIV in needle tick incident
post-exposure ppx:
tenofovir (NRTI)
emtricitabine (NRTI)
raltegravie (II)
antiretroviral drug SE - bone marrow suppression with megaloblastic anemia
zidovudine
potentially fatal hypersensitivity reaction
abacavir
neuropsychiatric sx
efavarenz
hyperbilirubinemia, jaundice
atazanavir
teratongeic
efavarenz
inhibits cytochromc P450
ritonavir
congenital heart defect + low calcium + recurrent infections
DiGeorge T cell deficiency
thymic aplasia
chronic mucocutaneus candidiasis + chronic diarrhea + FTT
SCID ( and B)
negative nitroblue tetrazolium test
chornic granulomatous disease (phagocyte prob)
poor smooth pursuit of eyes + elevaeted AFT after 8 months
Ataxiia Telangiectasia
Partial albinism + recurrent URIs + neurological disorders
Chediak Hidashi
When do infection typially begin in children with immune disorders
3-6 mo
Wiskot-Aldrick syndrome
WAITER Wiskott Aldrich Imuunodef Thrombocytopenia and purpura Eczema Recurrent pyogenic infections X0linked BOYS
eczmea + recurrent cold s.aureaus abscesses + coarse facial features + two rows of teeth
Job syndrome (HyperIgE syndrome)
delayed separation of umbilical cord
leukocyte adhesion deficiency syndrome (abnL integrins)
no thymic shadow on newborn CXR
thymic aplasia (DiGeorge 3rd and 4th pouches faill) SCID (adenosine deaminase def)
next steps in pt with febrile neurtopenia due to chemo
- adit to hosptial
- panculture
- start broad-sp abx (Zosyn)
Ddx serum eosinophilia
CANADA-P
Collagen vascular dz (PAN, dermatomyositis)
Atopic dz (allergies, asthma, churg-strauss, alergic bronchopulomary aspergillosis)
Neoplasm
Adrenal insufficiency (Addison dz)
Drugs (NSAIDs, penicillins, cephalosporins)
Acute intersitital nephritis
Parasites (strongyloides, Ascaris – loffler esopin pneumonitis)
and HIV, hyperiGE, coccidioidomycosis
most likely dx in pt with sx thyrotoxicosis plus history of thryoidectomy or radioablation of thyroid
excess thyroid replacement
type of rejectin treated with immunosuppresive agents
acute
mechansim of acute rejection
innate immune reaction
anti-donor T cells against transplant
6d - 1 yr
drug do not want to combine with azathioprine
allopurinol
mech of GVHD
graft/donor WBCs attack host
MC in bone marrow transplant
immunosuppressant SE: hydroxychloroquine
visual distrubances
treats SLE and RA
immunosuppressent SE of tacrolimus
nephrotoxicity when given IV
immunosuppresssant SE of muromonab
leukopenia one time cytokine release
tx for hyperPTH due to parathyroid hyperplasia
surgical resection of 3/5 glands, with 1/2 clip or autotransplantation
NT derrangements in depression
dec NE
dec 5-HT
dec DA
tx for acromegaly
- transphenoidal pituitary adenoma resection
- if no surgery: Rx
- octreotide
- cabergoline
- GH Rec antagonist, pegvisomant - external beam radiation
firrstline tx for moderate hypercalcemia
- NS (pee it out)
2. loop diuretics (loops lose ca2+)
indications for ECT
severe, debilitating depression refractory to antidepressants
psychotic depressoin
severes uicicidality
depression with food refusal leading to nutritional compresise
depression with catatonic stupor
rapid antidepres response if required (preganncy)
revious good repsonse
bipolar
schophernia
SS vs. NMS
BOTH: utonomic instability, hypertehremia, musclr probs
S: rapid onset, hyperkinesis, clonus
NMS: gradual onset, bradykinesis, leadpiperigidity, highter fever
GAD sx must be present for how long
6 months
dx criteria for schizophrenia
two of following during 1 mo perid (at least one of the first three)
- delusions
-hallucinations (MC auditory)
- disorganized speech
-grossly disorganized or catatnoic behavior
- ngetative sx (flat affect, poverty of speech, lack emotional reactivity, social withdrawal, poor grooming, throught blocking)
WITH social/occupational dysfunction
For at least 6 mo
Hashimoto thyroiditis assoc antibody
TPO = anti-thyroglobulin antibody
GVHD sx
maculopapular rash abd pain FNV diarrhea recur infection easy bleed inc LFTs decreased immunoglobulins thrombocytoopenia
GVHD tx
steroids
tacrolimus
mycophenolate