UWorld Questions Flashcards
Elevated capillary wedge pressure and right atrial pressure
left sided HF leading to right sided HF
Membranoproliferative glomerulonephritis etiology
C3 deposition (type II is dense deposit disease caused by persistent activation of alternative pathway
Valley fever cause
coccidiomycosis
pneumonia, erythema nodosum/multiforme, arthralgias
Wenebach is which type of heart block
Mobitz type I
Mobitz II is due to defect where
his-purkinje
Mobitz I due to defect where
AV node
Tx acetaminophen overdose
activated charcoal within 4 hr
acetaminophen level
Systemic sclerosis antibodies
anti-topo I
Tx of actinomyces
PCN
Pulmonary wedge pressure approximates what
LA pressure (useful in assessing volume overload)
Bullous pemphigoid etiology
hemidesmosomes
tense blisters
Tumor lysis syndrome lytes
hyperkalemia
hyperphosphatemia
hypocalcemia (phos binds it and precipitates it out)
Progressive multifocal leukoencephalopathy etiology
JC virus
Tx narrow complex tachycardia and unstable
synchronized cardioversion
shocks at QRS
Tetanus toxin mechanism
blocks glycine release
no inhibition possible
Common variable immunodeficiency
severely decreased IgG
low IgM and IgA
very susceptible to many infections
PPx in renal transplant pts
TMP-SMX for 6-12 mo
Tx of legionella infection
levofloxicin
Sx of legionella infection
pneumonia
GI upset
neuro sx
hyponatremia
Renal stones
when to use HCTZ
when to use potassium citrate
HCTZ: calcium stones (reduces Ca2+ excretion)
K citrate: uric acid stones, alkalinizes urine
Afib ectopic origin
pulmonary veins
Aflutter ectopic origin
tricuspid valve
Transudate vs exudate in pleural effusion
pleural/serum of protein and LDH
<0.5 is transudate
>0.5 is exudate
COPD survival: stop smoking and
long term oxygen therapy
if patient qualifies
How to prevent flushing due to niacin
aspirin!
caused by prostaglandin release
Haptoglobin in hemolysis
decreased!
it binds the free hgb
Necrotizing otitis externa tx
cipro
due to pseudomonas
Tox of epo
HTN
Superficial thrombophlebitis what to look for
pancreatic cancer
When can you no longer give live vaccines in HIV?
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