uworld15 Flashcards
stopping chronic glucocorticoids leads to central or peripheral adrenal insuff?
central
someone aspirates vomit and gets bilateral infiltrates, crackles, resp distress
aspiration pneumonitis- inflammationin response to gastric acid
dx for zencker’s diverticulum
contrast esophogram
sxs of malaria
cyclical fever
GI
anemia
thrombocytopenia
when is vaginal delivery contraindicated?
- classical c-section
- myomectomy with extensive uterine involvement
which heart defect associated with DiGeorge?
truncus arteriosus
_____ should be suspected in cyanotic infant with left axis deviation and absent R waves
tricuspid atresia
which abx can cause hyperkalemia?
TMP SMX
do you need urine clx before giving abx for uncomplicated UTI?
no
physiologic jaundice is due to
because UGT enzyme activity isnt up till 2 weeks
why do patients with HHS or DKA lose K?
osmotic diuresis d/t hyperglycemia
might not seem like it because glucose and insulin deficiency makes K come out of their shells
preferred method of resp support for COPD exacerbation
noninvasive positive pressure ventilation
how does acetozolamide help with pseudotumor cerebri
inhibits choroid plexus carbonic anhydrase–> decreasing CSF production
whats seen with juvenille idiopathic arthritis
anemia
why are initial menstrual cycles irregular in teens?
hypo-pit-gonadal axis immaturity
what does bleeding after exogenous progesterone administration confirm?
normal endogenous estrogen and proliferative endometrium
is asthma-exacerbated resp dz IgE mediated?
no
which type of shock is cardiac index increased
septic
which type of shock is PCWP (preload) increased?
cardiogenic
which type of shock is RA pressure (afterload) increased?
cardiogenic
which type of shock is MvO2 increased?
septic
which type of shock is SVR increased?
cardiogenic and hypovolemic
purple mottled feet, eosinophilia, WBC on UA, abdominal pain, after stent placement
cholesterol embolism
soft S2
AS
