Quick reminders Flashcards
DI causes
hypernatremia
SIADH causes
hyponatremia
Hypernatremia is caused by
DI, hypovolemia, Li
Hyponatremia is caused by
SIADH, polydipsia, CKD, burns
Hypoventilation causes respiratory ____
acidosis
Hyperventilation causes respiratory ____
alkalosis
stress incontinence
with increase abdominal pressure, weakness in pelvic floor
urge incontinence
sudden, due to detrusor overactivity, treat with muscarinic antagonist (oxybuytinin), estrogen
overflow incontinence
neurogenic, diabetic, detrusor underactivity, treat with cholinergic, a-blockers
empiric meningitis in newborn
amp and gent
empiric endometritis
amp and gent
empiric pneumonia in newborn
amp and gent
empiric pneumonia in adult
azithro, doxy
empiric otitis media
amoxicillin
antibodies SLE
ANA
dsDNA
Smith
Anti CCP
RA
Anti U1RNP
mixed connective tissue
anticentromere
CREST
Anti Jo1
polymyositis dermatomyositis
Anti Scl 70
sclerosis
Anti SMA
autoimmune hepatitis
Behcet syn
men with vasculitis, oral ulcers, uveitis, genital ulcers
polymyalgia rheumatica
in women with proximal muscle stiffness, high ESR, associated with temporal arteritis
subdural hematoma
crescent shape, concave
Bridging vein
epidural hematoma
lucid interval, lens shape, biconvex
Middle meningeal artery
shock with increased CO
septic
shock with increased PCWP
obstructive (tamponade) and cardiogenic
hypovolemic shock CO, PCWP and PVR
low CO, low PCWP and low PVR
cardiogenic CO, PCWP and PVR
low CO, high PCWP and high PVR
distributive CO, PCWP and PVR
high CO, low PCWP and low PVR
equalization of pressures
pericardial constriction or tamponade
pulseless electrical activity tx
CPR, epi
V fib tx
CPR, d-fib
SVTs tx
synchronized cardiovert, vagal, adenosine
fib or flutter tx
diltiazem or synchronized cardiovert
organophosphate ingestion
anti-cholinergic - drool, wet, sweat, brady, HoTN
tx- atropine, pralidoxime
antimuscarinic poisoning
like atropine, mydriasis, decreased secretions, urinary retention, hyperthermia, tachy
tx - physostigmine
acute dystonia tx
diphenhydramine and benztropine
infective end prophylaxis
amoxicillin
fixed S2
ASD
paradoxical split S2
AS
drugs that reduce mortality in CHF
ACEi, ARBs, spirono
stop torsades with ____
MgSO4
radiate to carotids, diminished upstrokes, syncope
AS
diuretic that causes increased Ca
thiazide
diuretic that causes hearing loss
furosemide
pheo is tumor of the adrenal ____
medulla
rule of thumb for CAH
if starts with 1 - increase DOC
if ends with 1 - increase androgens
Paget disease electrolytes
norm lCa, PO4, PTH, with high high Alk Phos
thalassemia trick
MCV/RBC < 13 = thalassemia
PT tests the ___ path
extrinsic, factor 7
PTT tests the _____ path
intrinsic factors 8, 9
AFP tumor marker
HCC, yolk sac, germ cell
CA19-9 tumor marker
pancreatic cancer
TRAP tumor marker
hairy cell leukemia
Normal AFP, high CA19-9 and high CEA
cholangiocarcinoma
itching and alcohol reaction pain
Hodgkins lymphoma, bimodal, EBV, CD15 CD30
small intestine bacterial overgrowth
diarrhea, +carb breath test, tx with rifamixin
SAAG > 1.1
portal HTN - budd-chiari, cirrhosis, venous thrombosis
increase hydrostatic
SAAG < 1.1
ascites, TB, carcinomatosis
Hep B is associated with
polyarteritis nodosa
Hep C is associated with
cryoglobulinemia
infant male with hematuria, hearing loss and retinopathy
Alport - collagen mutation
envelope stones
calcium oxalate
rhomboid or needle stones
uric acid
coffin lid stones
struvite
prism stones
CaPO4 tx thiazides
hexagon stones
cystine - hereditary, acidic pH
empiric pyeloneph tx
cipro, amox-clav
empiric pregnant UTI
amox-clav, cefopodoxime, ceftriaxone
too rapid correction of hyponatremia
central pontine myelinolysis
too rapid correction of hypernatremia
cereal edema
worst sign in asthmatic
when PCO2 goes up and pH drops
E. coli sepsis in neonate
galactosemia
otitis externa tx
ciproflox
pharyngitis empiric
penicillin, cephalexin,clindamycin
peritonsillar abscess cause and tx
strep progenies, clindamycin
jaundice in neonate with high direct bili
biliary atresia
arthritis, splenomegaly, neutropenia (infections)
felty syn
cohort starts with _____ ends with _____
risk factor
ends with disease
case control starts with _____ ends with ____
disease
ends with risk factor
NNT =
1/ risk in control - risk in exposed
RR =
A/A+B / C/C+D
OR =
AD/BC
specific test rules disease __
in
SPIN
sensitive test rules disease ____
out
SNOUT
PAS stain
Whipple disease of intestine
Quad screen for trisomy 21
Low AFP, low estriol
High hcg, high inhibin A
Quad screen trisomy 18
Low AFP, low estriol, low hcg
normal inhibin A
Quad screen open neural tube defect
High AFP
Gastroschisis
Has no membrane covering
Normal AFP
No chromosomal association
Bone tumor in teenage boys
Localized swelling, tenderness, onion-skinning, moth eaten, blue cells, periosteal elevation
Ewing sarcoma
Punched out lesions, multiple fractures, bone pain
multiple myeloma
bone pain at night that is responsive to NSAIDs
osteoid osteoma
Codmans triangle, sunburst appearance, young children
Osteosarcoma
Soap bubble appearance of bone
giant cell tumor of bone
Catching or clicking of knee during flexion and extension
medical meniscus tear
dx with MRI
pain at medial joint line of knee
MCL
nerve injured in anterior shoulder dislocation and presentation
axillary n
arm abduction, deltoid sensation
frozen shoulder / adhesive capsulitis
stiffness but not very much passive pain
tx with exercise
rotator cuff injury
weakness of abduction and external rotation