Rosh Material Flashcards
what is this showing
fluid behind the retina
discrete hyperechoic retina line
retinal detachment
4 sx of retinal detachment
floaters - cobweb appearance
photopsia (flashes of light
visual field defect
hazy retina w. white folds
what is this visual field defect
retinal detachment
US finding: mixed granular and linear echogenicities in the posterior eye
posterior vitreous hemorrhage
US finding: granular echogenic debris in the posterior eye that swirls and settles w. eye movement
washing machine sign -> vitreous hemorrhage
tx for retinal detachment
stat ortho consult
what is this showing
patela alta -> patella tendon rupture
forced hyperflexion of DIP -> unable to extend the DIP
mallet finger
tx and complication of mallet finger
tx: volar splint of DIP in extension x 6-8 weeks
complication: swan neck deformity
branches of the common peroneal n
deep peroneal n
superficial peroneal n
damage to the common peroneal nerve happens with injury at the
proximal fibula (fibular head)
2 PE findings of damage to the common peroneal nerve
foot drop
numbness in web space btw 1st/2nd toes
sensory and motor fxn of the deep peroneal n
sensory: first and second toe
motor: tibialis anterior -> foot dorsiflexion/inversion, great toe extension
sensory and motor fxn of the superficial peroneal n
motor: ankle eversion
sensory: dorsum of foot
what nerve controls plantar flexion of the ankle
tibial
2 rf for common peroneal n injury
leg cast
prolonged lying
describe pain w. OA:
describe pain w. RA:
OA: worse with activity
RA: better w. activity
what is pathognomonic for OA
heberden’s nodes -> bony hard swelling of DIP
joints mc affected by OA
DIP
CMC
knees
hips
XR finding of periarticular bone loss
RA
2 joints mc affected w. RA
MCP
PIP
2 mc presenting sx of autoimmune hemolytic anemia
fatigue
pallor
drug mc associated w. drug induced immune hemolytic anemia
cephalosporins
two types of autoimmune hemolytic anemia, including abs type
warm: IgG
cold: IgM
tx for warm autoimmune hemolytic anemia (3)
steroids
immunosuppression
splenectomy
tx for cold autoimmune hemolytic anemia (3)
warm pt
immunosuppression
plasmapharesis
“sniffing position” (jaw thurst forward)
sore throat
fever
stridor
epiglottitis
order of tx for thyroid storm
- bb
- methimazole
- 1 month later: radioiodine vs surgery
characteristics of histrionic pd
praise me:
provocative behavior
relationsips considered more intimate
attention
influenced easily
speech - impressionistic
emotions - rapidly shifting
make up
exaggerated emotions
unstable mood/relationships
impulsivity
self harm/suicidality
splitting
borderline pd
primary immune thrombocytopenia is same same
idiopathic thrombocytopenic purpura
sx of primary immune thrombocytopenia (aka ITP)
petechiae
gingival bleeding
epistaxis
menorrhagia
GI bleed
ICH
mc rf for immune thrombocytopenia
viral infxn
what is this showing
bent inner tube: sigmoid volvulus
tx for for sigmoid volvulus
sigmoidoscopy -> decompress
+/- surgery
3 rf for sigmoid volvulus
advanced age
bedbound
chronic constipation
what type of volvulus is more common in young people
colonic volvulus
holosystolic murmur w. radiation to the axilla
loud/blowing
chronic mitral regurgitation
mid-systolic click followed by mid-late dystolic murmur
MVP
harsh midsystolic murmur best heard at apex
radiates to the base
acute mitral regurgitation
acute mitral regurg radiates to the:
chronic mitral regurg radiates to the:
acute: base
chronic: axilla
8 drugs that cause serotonin syndrome
SSRIs/SNRIs
MAOIs
TCAs
tramadol
lithium
linezolid
triptans
dextromethorphan
triad of serotonin syndrome
cognitive: AMS
autonomic: htn, tachy
neuromuscular: hyperreflexia, myoclonus
tx for serotonin syndrome (3)
supportive: hydration/coolin
benzos
cyprohepatadine
2 relative contraindications for triptans
uncontrolled HTN
CVD
what is this showing
a flutter
tx for rate control of rapid a flutter in stable pt (2)
non dihydropyridine CCB
bb
5 rf for a flutter
COPD
PE
thyrotoxicosis
mitral valve dz
etoh
two types of priaprism
which is associated w. pain
low flow: painful
high flow: painless
tx for low flow vs high flow priaprism
low flow: emergency -> aspiration, intracavernous phenylephrine
high flow: obs vs arterial embolization
+/- aspiration at 2 or 10 o’clock
2 rf for low flow priaprism
SSA
ED meds, CCB, trazodone
what is this showing
what is the tx
afib w. RVR
bb vs ccb
tx for afib w. rvr if sx persist past 48 hr
- anticoagulate x 21 days
- cardioversion
order of tx for acute gout
- naproxen and ice
- prednisone
- triamcinolone injxn
- arthrocentesis
- colchicine
3 urate lower drugs used for gout prevention
allopurinol
probenecid
pegloticase
order of management for anterior epistaxis (5)
- direct pressure leaning forward
- oxymetazoline vs phenylephrine
- silver nitrate only if vessel is visualized
- silver nitrate cautery
- packing w. 48 hr f/u
what is this showing
2nd degree type 1 - wenckebach/mobitz 1
how might wenckebach be described in words
grouped beating
notched p wave
left atrial enlargement
classic presentation of hyperosmolar hyperglycemic state (HHS) (2)
critical signs of dehydration
decreased consciousness
pathway of HHS
- decreased renal clearance
- hyperglycemia/decreased insulin sensitivity
- hyperosmolar state
- fluid shifts intracellular -> extracellular
+/- ketosis
3 hallmark findings of HHS
BG > 600
pH < 7.3
negative ketones (can be mildly elevated)
tx for HHS
isotonic fluids
IV insulin
lytes monitoring
4 drugs associated w. SJS
sulfas
antiepileptics
allopurinol
NSAIDs
pathogen associated w. SJS
mycoplasma
3 disorders associated w. positive nikolsky sign
SJS/TEN
pemphigus vulgaris
staph scalded skin syndrome
hall mark finding of neisseria gonorrhea conjunctivitis
hyperpurulent discharge
management of neisseria gonorrhea in newborn
admit
single dose ceftriaxone IV/IM
PLUS
cefotaxime
mc cause of neonatal chemical conjunctivitis
erythromycin
what conjunctivitis in newborns is assocaited w. minimal eyelid swelling
chlamydia
complication of gonorrhea vs chlamydia conjunctivitis
gonorrhea: corneal rupture, vision loss
chlamydia: PNA
management of adrenal crisis (2)
crystalloid fluids
hydrocortisone
hallmark lab findings of adrenal crisis (2)
hyponatremia
hyperkalemia
postpartum pituitary necrosis
sheehan syndrome
management of acute closed angle glaucoma
- topical timolol
- apraclonidine
- pilocarpine
- acetazolamide
- iridotomy
what is this showing
fixed, dilated pupil
hazy cornea
acute closed angle glaucoma
anterior cord syndrome symptoms
loss of motor fxn below lesion
loss of pain/temp below lesion
preservation of position/vibratory fxn
sx of central cord syndrome
loss of senosory AND motor deficit
UE > LE
anterior cord syndrome is mc caused by what type of injury
flesion injury
anti-D immuen globulin must be administered w.in _ hr to be effective
72
pathway of Rh incompatability: first pregnancy/second pregnancy
first pregnancy:
-dad: Rh+
-mom: Rh-
-fetus Rh+
second pregnancy:
-mom: Rh- -> produces Rh abs
-fetus: Rh+ -> hemolytic dz of newborn -> hydrops fetalis
5 sensitizing events for Rh incompatability
-any type of abortion or intrauterine fetal death
-trauma
-amniocentesis
-delivery of Rh+ baby
-ectopic pregnancy
steps in thrombosed external hemorrhoid excision
- anesthesize
- make an elliptical incision
- remove
management of COPD exacerbation
- SABA
- ipratropium
- prednisone
- NPPV
- macrolide vs doxy
- vaccinations
2 indications for abx w. COPD exacerbation
- mechanical ventilation
- acute worsening of at least 2 cardinal sx (coughing, sputum, dyspnea etc)
SpO2 goal for supplemental O2 in COPD exacerbation
88-92%
management of von willebrand dz
- minor bleeding: desmopressin
- worse bleeding: desmopressing -> activates release ov von Willebrand factor
- severe bleedig: cryoprecipitate (von Willebrand factor recombinant)
labs in von Willebrand
elevated: aPTT
normal: platelets, PT
2 hallmark signs of von Willebrand dz
mucosal bleeding
postpartum bleeding
painful, inflamed mass in midline superior natal cleft, no surrounding erythema
pilonidal cyst/abscess
managemet of pilonidial abscess
- I&D w. outpt surgery f/u
- abx if cellulitis
do not pack the incision
what malignancy is hashimoto a rf for
non-hodgkin lymphoma
2 characteristic findings of benzo toxicity
coma/CNS dpn w. normal vitals
midposition pupils
t/f: benzos affect pupil size
f!!
management of cellulitis:
simple vs MRSA
simple: keflex, amoxicillin, dicloxacillin
MRSA: bactrim, doxy, clinda
tx for RSV: nonsevere vs severe
nonsevere: nasal suctioning, hydration
severe: SABA, high flow nasal cannula, CPAP, intubation
3 hallmark PE findings of RSV
tachypnea
polyphonic wheezing
rales
what spider bite mimics a surgical abdomen
black widow
management of black widow bite
- opioids, benzos
- antivenom if severe
lab findings of DIC
low: platelets, fibrinogen
elevated: aPTT, PT, ddimer, fibrin complexes, thrombin clotting time
mc cause of DIC
infxn
nerve mc injured in shoulder dislocations
axillary
XR findings of anterior shoulder dislocation
humeral head displaced inferiorly and medially
diffuse ST elevation w. reciprocal ST depression in aVR and V1
acute pericarditis
types of thyroiditis and tx for each
-hashimoto: levothyroxine
-postpartum: propranolol (hyper) vs levothyroxine (hypo)
-subacute (deQuervain): high dose ASA/NSAID
-infectious: admit, abx, I&D
what is this showing
what is the tx
multifocal atrial tachy: at least 3 different p wave morphologies, rate 100-180, irregular
tx: supportive, CCB if e/o end organ damage
2 rf for multifocal atrial tachy
old
COPD
first line pressor for septic shock
norepinephrine
what is this showing
large IVC diameter
plethoric inferior vena cava
what is this showing
HOCM:
left axis deviation
p wave abnmormalities
abnormal q waves in inferior/lateral leads
t/f: hypoxia is uncommon w. croup
t!
tx for severe RSV (2)
steroids
racemic epi
mcc of acute urinary retention in men
bph
sx of bph
hi fun
hesitancy
intermittence, incontinence
frequency, fullness
urgency
nocturia
management of acute urinary retention due to bph
urethral catheter
brachial plexus
C5-T1
C5-C7: musculocutaneous -> BBC (biceps, brachialis, coracobrachialis -> forearm flexion/supination
C5-C6: axillary -> deltoid, teres minor -> shoulder abduction
C5-T1: radial -> triceps, extensor carpi radialis and ulnaris, supinator, extensor pollicis -> arm extension, supination, thumb abduction
C5-T1: median -> flexor carpi radialis, palmaris longus, pronator quadratus, pronator teres, digital flexors -> thumb flexion of digits 2/3, wrist flesion/abduction, forearm pronation
C8-T1: ulnar -> flexor carpi ulnaris, flexor digitorum profundus, abductor policis, small digital muscles -> finger adduction/abduction besides thumb, thuumb abduction, flexion of digits 4/5, wrist flexion and adduction
what does abof the law stand for
all intrinsic hand muscles are innervated by the ulnar nerve except: abof
median nerve:
abductor pollicis brevis
flexor pollicis brevis
opponens policis
lateral lumbricals
what brachial plexus nerve root injury is mc with hyperextension
T1
tx for balanitis
topical clotrimazole
what is this showing
second degree heart block
type II mobitz
what is this showing
WPW -> procainamide
5 clues to bacterial source of gastroenteritis
diarrheal onset
high stool frequency
fever > 40
grossly bloody stools
severe abd pain
what is this showing
-bases of all metatarsals dislocated laterally
-metatarsal fx
lisfranc fx
pathognomonic for lisfranc fx
ecchymosis on plantar surface of foot
severe pain in midfoot
inability to bear wt
lisfranc fx
what is this showing
lisfranc fx
mc GI ulcer
duodenal -> mcc of UGI bleeding
name 3 P2Y12 inhibitors
clopidogrel
prasugrel
ticagrelor
where are the majority of anal fissures located
posterior midline
primary anal fissure location and causes
location: posterior midline
causes: trauma, constipation, diarrhea, vaginal deivery, anal intercourse
secondary anal fissure location and causes
location: lateral
causes: crohn’s, granulomatous dz, malignancy, communicable dz
if anal fissure is located _, search for pathologic etiologies
laterally
first line tx for scabies for all pt’s
topical permethrin 5%
nursing home: consider oral ivermectin
damage to which nerve is most likely
radial
complication of mid shaft humerus fx
radial n palsy (wrist drop):
loss of finger/wrist/thumb extension
acute angle closure glaucoma is caused by
obstruction of aqueous humor outflow
reactivation TB appears where on CXR (2)
apical upper lobe
superior lower lobe
gs dx for TB
culture for AFB
COPD causes respiratory _
acidosis
hyperventilation causes respiratory _
alkalosis
mc affected vessel in eschemic stroke
MCA
typical sx of mca ischemic stroke
upper extremity and face
contralateral hemiparesis
facial weakness/sensory loss
aphasia
sx of aca stroke
lower extremities
apraxia
contralateral paralysis
pca/VBI stroke sx
loc
n/v
CN dysfxn
ataxia
visual agnosia
pathology of myasthenia gravis
autoimmune destruction of Ach receptors on the postsynaptic membrane
triad of MG
ptosis
diplopia
blurred vision
initial tx for MG
pyridostigmine
later: plasma exchange vs IVIG
MG is associated w. what 3 conditions
thymoma
thyroid dz
other autoimmune d.o
2 first line meds for cardiogenic shock
dobutamine -> inotropic
norepinephrine -> vasopressor
mcc of cardiogenic shock
MI
ottawa foot/ankle rules
can not bear weight for 4 steps
ttp of distal 6 cm of tib or fib
medial or lateral malleolus ttp
ttp of 5th metatarsal
ttp of navicular bone
walking PNA is caused by
mycoplasma pneumoniae
walking pna is an _ respiratory illness with cough
subacute
hallmark sx of atypical pna
retrosternal cp
cxr findings of atypical pna
patchy infiltrates
tx for atypical pna
macrolides vs respiratory fluoroquinolones
atypical pna pathogens plus hx clues
mycoplasma: young
legionella: smokers, aerolized droplets, GI sx, hyponatremia
chlamydophila: close quarters, young, follows pharyngitis
coxiella burnetti: livestock exposure, elevated LFTs
chlamydophilia psittaci: bird exposure, hyperpyrexia, severe. HA
tx for ALL cases of hemophilia a and b regarding the severity
repletion of deficient factor
which hemophilia is christmas tree dz
b
hemophilias are _ linked recessive
x
factors associated w. hemophilia a and b
a: VIII
b: IX -> christmas tree dz
tx for low risk vs high risk TIA based on ABCD2
low risk: score (< 4) -> ASA alone
high risk: (>/=4) -> ASA + clopidogrel
which maneuvers move the midsystolic click of MVP later into systolic phase
increasing prelead or afterload:
-squatting
-handgrip
midsystolic click
late systolic murmur
MVP
MVP murmur is increased w. _
and decreased w. _
increased: decreased preload
decreased: increased preload
3 types of definitive airway
orotracheal tube
nasotracheal tube
surgical airway
3 cardiomyopathie
dilated
hypertrophic
restrictive
dilation and impaired contraction of one or both ventricles
dilated cardiomyopaty
walls of ventricles are stiff but not thickened
impaired diastolic filling
preserved dystolic fxn
restrictive cardiomyopathy
S3 gallop is associated w. which cardiomyopathy
dilated
mc cardiomyopathy
dilated
2 mcc of dilated cardiomyopathy
- idiopathic
- AUD
mc rf for placental abruption
htn
lab finding of placental abruption
hypofibrinogenemia
what is this showing
blood in suprasellar cistern
blood in sylvian fissure
blood in COW
subarachnoid hemorrhage
2 hallmark LP finding of SAH
-first and last tubes have significant amt of RBCs
-xanthochromia
very large difference in RBC numbers with much higher amt in first tube
traumatic tap
papillary muscle rupture mc occurs w. which type of MI
inferior
hallmark finding of papillary muscle rupture
sudden development of mitral regurgitatoin 3-5 days after inferior MI
tenderness at posterolateral pole of the testicle
epididymitis
dx for epididymitis
UA -> pyuria
US -> hyperemia
tx for epididymitis:
low risk:
high risk:
low risk sexual behavior: fluoroquinolone
high risk sexual behavior: ceftriaxone/fluoroquinolone
mcc of AOM
tx for AOM
mcc: strep pneumo
tx: amoxicillin
mc US finding of ovarian torsion
ovarian enlargement
-abrupt onset of pain that radiates interscapular
-stroke mimic
aortic dissection
gs dx for aortic dissection
CTA
two types of aortic dissection
stanford a: ascending aorta
stanford b: descending aorta
which type of aortic dissection is a surgical emergency
stanford a -> ascending
management of aortic dissection
- aggressive bp control -> IV esmolol
- reduce HR < 60
- nitroprusside
- pain control
4 rf for aortic dissection
old
male
HTN
marfan
2 PE finding of aortic dissection
asymmetric pulses
SBP difference > 20
bounding water hammer peripheral pulse
aortic regurgitation
what is de musset sign
head bobbing w. systole -> aortic regurgitation
what is quincke pulse
prominent nail pulsations
austin flint murmur
mid diastolic murmur -> sevre aortic regurgitation
what is duroziez sign
systolic or diastolic thrill or murmur heard over femoral arteries
hyperdynamic apical pulse displaced to the left
aortic regurgitation
5 PE findings of aortic regurgitation
bounding water hammer pulse
de musset sign
quincke pulse
hyperdynamic apical pulse
diastolic blowing murmur along LSB
bp management for pt presenting w. acute hypertensive emergency w. acute pulmonary edema
nitrates
bp control for aortic dissection
esmolol
bp management for hypertensive encephalopathy, ischemic stroke, AKI
nicardipine