USMLE 2 Flashcards
Patient with low-grade fever, RUQ tenderness, nausea, vomiting s/p cholecystectomy, mild abdominal distension and non-dilated biliary ducts on imaging likely has what?
Biliary Leak
Signs of mineralcorticoid deficiency
Hypotension, Hyperkalemia, Hyponatremia, increased renin activity
tx= fludrocortisone
Work up of secondary amenorrhea
(progesterone challenge)
What does a wide confidence interval indicate?
A wider range of effects
Sxs early lyme disease
Presentation of testicular cancer
unilateral painless ovoid testicular nodule/swelling–> can present after groin injury or during sexual activity
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How does candida present
Psuedohyphae and budding yeast (blastoconidia)
CMV- most common congenital infection worldwide
- most asymptomatic, but when symptomatic can have:
- Jaundice, petechiae, hepatosplenomegaly
- microcephaly
- periventricular calcifications on imaging
- sensorineural hearing loss
Treatment of acute gout
NSAIDs (naproxen, indomethacin) unless contraindicated- then colchicine
- Contraindication= heart failure, patietnts on anticoagulants
- don’t use colchicine in elderly or renal dysfunction
Urge incontinence vs. Overflow incontinence
Urge- caused by overactive bladder (involuntary detrusor contractions)
- tx= kegel exercises, bladder training, oxybutynin
Overflow- bladder outlet obstruction or neurogenic bladder (urine leakage)
-post void residual volume >150 ml
Signs of Acute liver failure
Elevated aminotransferases, hepatic encephalopathy, prolonged prothrombin time with INR>1.5
Is folate a vitamin?
Yes- vitamin B9
Presentation of hypertensive hemorrhage in basal ganglia
Uncal herniation–> mass effect compresses 3rd cranial nerve= ipsilateral dilated nonreactive pupil
- contralateral extensor posturing, coma, respiratory compromise
Tx postpartum endometritis
Clindamycin + gentamicin
Fever, malaise, headache, cough, scattered wheezes, subclinical hemolytic anemai (cold agglutinins), diffuse reticulonodular opacities (interstitial infiltrate)
Mycoplasma pneumoniae
- treat with macrolide (azithromycin)
- or respiratory fluoroquinolone