UWORLD Flashcards
Patient with history of plaque psoriasis who has painful skin rash, fevers, malaise after stopping high-potency topical corticosteroids. Most likely diagnosis?
acute pustular psoriasis
Patient who comes in with pneumonia type symptoms who in the history, recently went to a hot tub. Most likely organism to cause this?
Mycobacterium avium complex
Patient presents with 2 day history of nausea, vomiting, hypertension, hyperactive bowel sounds, myalgias. home medications include morphine. Most likely cause?
opioid withdrawal
Patient with fatigue, flu like symptoms, history of autoimmune disease, slightly hypotensive, tachycardic, hyponatremia, hyperkalemia, is concerning for?
adrenal insufficiency
Sildenafil use in the treatment for erectile dysfunction is contraindicated in patients taking what type of medication for angina?
nitrates due to hypotension
autosomal dominant polycystic kidney disease is associated with cysts in what other areas?
hepatic cysts, pancreatic cysts, and cerebral aneurysms
Patient who presents with CAP and initiated on antibiotics who develops cholestatic liver disease on labs. Imaging work up reveals no gallstones, biliary sludge and a normal common bile duct. Most likely cause?
antibiotic toxicity leading to intrahepatic cholestasis
Patient with asthma, history of nasal polyps, who develops worsening shortness of breath after starting NSAIDs. Most likely diagnosis and most appropriate treatment?
Aspirin-exacerbated respiratory disease
Leukotriene antagonist (montelukast)
Patient with neurosyphilis and penicillin allergy. Next best step in treatment?
pencillin after desensitization
Primary prevention criteria for implantable cardioverter-defibrillator placement in patients with HF?
EF <30% and prior MI, at least 40 days post-MI and 3 months post revascularization
or EF <35% with NYHA class II or III symptoms
Patient with recurrent oral ulcers, acne, and genital ulcers brings up concern for which diagnosis?
Behcet disease
Patient with CKD who has prolonged epistaxis. First line treatment and mechanism of action?
desmopressin
Stimulates the release of von-Willebrand factor
when to start screening for colon cancer in patients with ulcerative colitis?
8-10 years after diagnosis and every 1-3 years thereafter
When to give aspirin and start DVT ppx lovenox after a patient comes in with ischemic stroke and receives tPA?
24 hours after tPA administration, give both
High intensity statins can increase risk of developing or worsen known what diagnosis?
diabetes mellitus
Patient with recurrent high fevers, polyarticular arthritis, evanescent macular rash, leukocytosis, and elevated serum ferritin levels. Most likely diagnosis?
Adult-onset Still’s disease
first line therapy for cutaneous warts?
topical salicylic acid
Patient with pleural effusion. pH 7.18, pleural fluid glucose 45, gram stain with neutrophils and gram-negative rods. Next best step in management apart from starting broad spectrum antibiotics?
chest tube placement
Patient with bilateral leg pain in calves and thighs when walking. Gets better when leaning over shopping cart. Pulses intact and normal. Test to establish correct diagnosis?
MRI of lumbar spine
Patient with PMH of HLD, gout, HTN, CKD, DJD of hips and knees presents with proximal muscle weakness, myalgia, and neuropathy. Home meds include lisinopril, allopurinol, colchicine, atorvastatin, and acetaminophen.
CK elevated to 15K. Muscle biopsy shows cytoplasmic vacuolization and no inflammation. Most likely diagnosis?
colchicine neuromyopathy
Patient with AMS, elevated osmolar gap, normal anion gap, and ketonuria/ketonemia, concerned for ingestion. Most likely cause?
isopropyl alcohol ingestion
Female 45 y/o patient with pruritus, fatigue, hepatomegaly, significantly elevated Alk phos, mildly elevated AST/ALT, predominantly direct hyperbilirubinemia. Most likely diagnosis? Sensitive marker for diagnosis? Best treatment option?
primary biliary cholangitis
Antimitochondrial antibodies
ursodeoxycholic acid
Hospice patient dealing with major depression. Best agent to use to help with this?
psychostimulants such as methylphenidate
African American 32 y/o male with symptoms of hypercalcemia, and chest xray shows hilar adenopathy. Most likely diagnosis?
sarcoidosis
Patient who is immunocompromised who is found to have pneumonia and brain abscess. Most likely organism? Treatment?
nocardiosis
bactrim
How does valproic acid cause encephalopathy?
causes elevated serum ammonia levels
Brainstem stroke should be consider in patients with cranial nerve deficits and contralateral hemiparesis or hemisensory loss
Cranial nerve involvement in strokes involving midbrain, pons, and medulla?
Midbrain: oculomotor (III) and trochlear (IV)
Pons: trigeminal (V), abducens (VI), facial (VII), vestibulocochlear (VIII)
Medulla: glossopharyngeal (IX), vagus (X), spinal accessory (XI), and hypoglossal (XII)
Patient with contact of those with active TB should be screened with tuberculin skin test. If this is positive but they do not have symptoms, this is considered latent TB infection. What should these patients be treated with?
daily rifampin for 4 months
OR
daily rifampin and INH for 3 months
OR
Weekly rifapentine and INH for 3 months
when treating DKA, at what level of K should you stop replacement while giving insulin?
> 5.3
Dyspnea on exertion and orthopnea after undergoing cardiac surgery is concerning for what?
How to diagnose?
unilateral diaphragmatic paralysis
sniff test
Best treatment for patient with PH and HFpEF?
MRA (spironolactone) and SGLT-2i
patient in myasthenic crisis who is intubated. Most appropriate treatment for rapid improvement?
plasma exchange
Middiastolic rumble and a opening snap heard at cardiac apex is indicative of what cardiac abnormality?
Associated with what prior history?
mitral stenosis
history of rheumatic heart disease
Patient with normocytic anemia, massive splenomegaly, and teardrop cells on peripheral smear. Most likely diagnosis?
primary myelofibrosis
Patient with ARDS would benefit from what tidal volume?
low tidal volume ventilation
Patient who had sore throat 1 week prior which did not resolve with antibiotics, presents with fevers and severe throat pain. Right side of neck is swollen and tender. Most concerning diagnosis? Most causative type of organism?
Lemierre’s syndrome
anaerobic organism, most commonly Fusobacterium necrophorum
Contraindication to percutaneous mitral balloon valvotomy?
severe mitral regurgitation
In a patient with known chronic slow-transit constipation, what type of laxative is most beneficial?
bulk forming such as fiber
Patient with HIV and new oral thrush. Should they be empirically treated for Candida esophagitis? and what agent should be used?
yes, oral fluconazole
Patient who has acute unilateral knee pain, recently underwent parathyroidectomy. Most likely diagnosis?
pseudogout flare
What medication can cause false positive results on dexamethasone suppression test, used to diagnose Cushing syndrome?
What test should be used instead?
estrogen (OCPs)
Late-night salivary cortisol
Patient with foot drop should be evaluated with what imaging modality?
MRI lumbar spine
Patient with concerns for mesenteric ischemia, history of vasculopathy, has testicular swelling, history of hepatitis B. Most likely diagnosis?
polyarteritis nodosa
Young female with headaches, visual symptoms, tinnitus, and diplopia. MRI of head without any significant abnormalities. Next investigative step and concerning diagnosis?
Lumbar puncture to look for elevated opening pressure, indicative of idiopathic intracranial hypertension
Patient with heartburn, underoges EGD which shows Barrett esophagus with high-grade dysplasia. Next best step in management?
endoscopic eradication therapy (radiofrequency ablation, cryotherapy, photodynamic therapy)
Patient with hypertension, hypokalemia, elevated plasma aldosterone to renin ratio. Most likely diagnosis? Diagnosis is confirmed with what test? CT of adrenals are normal, next best step in management?
primary hyperaldosteronism
aldosterone suppression test
adrenal venous sampling
Patient that started on orlistat and exenatide now having abdominal distension, flatus, and fecal incontinence. Next best recommendation?
start low-fat diet
Patient that is sexually active, presents with maculopapular rash on trunk and extremities, hair loss, lymphadenopathy, is concerning for what disease?
secondary syphilis
empiric treatment for bacterial meningitis should be with what antibiotics?
cefepime and vancomycin