Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 52-year-old obese man presents to his primary care physician after routine bloodwork revealed a fasting glucose of 187 mg/dL and a hemoglobin A1c of 8.2%. He has a BMI of 34 kg/m…
A 45-year-old woman with multiple sclerosis on interferon-beta presents with progressive cognitive decline, gait disturbance, and blurred vision over 2 months. Vital signs: BP 128/…
A 27-year-old man presents with progressive paresthesias in his feet 1 week after acute gastroenteritis with Campylobacter jejuni. He now has symmetric ascending leg weakness and b…
A 52-year-old man presents with a 6-month history of progressive cognitive decline and personality changes. He reports gait disturbance and frequent falls. Vital signs: BP 138/82, …
A 26-year-old woman with no prior neurological disease presents with acute bilateral leg weakness and numbness. Vital signs: BP 118/76, HR 88, RR 16, Temp 37.2°C, SpO2 98%. Spine M…
A 52-year-old man with primary progressive MS on natalizumab for 2 years develops progressive weakness and cognitive decline. New brain MRI shows multiple cavitary white matter les…
A 52-year-old man presents with progressive lower extremity weakness, spasticity, and hyperreflexia over 3 months. Vital signs: BP 138/82, HR 88, RR 16, Temp 37.2°C, SpO2 98% on ro…
A 46-year-old man with cirrhosis presents with hematemesis and hypotension. Vital signs show BP 85/52 mmHg, HR 118/min, RR 20/min, temperature 37.2°C, and SpO2 98% on room air. End…
A 36-year-old woman with severe chronic hypertension has been treated with hydralazine 100 mg twice daily for six months. She now presents with arthralgias, myalgias, low-grade fev…
A 65-year-old man with hypertension (BP 158/92 mmHg, HR 78) begins once-daily oral antihypertensive therapy. He asks when the medication will stabilize at near-constant average pla…
A 17-year-old boy with known peanut allergy presents to the emergency department minutes after eating a cookie at school. He has diffuse urticaria, wheezing, and angioedema of the …
A 41-year-old woman with systemic lupus erythematosus has taken high-dose prednisone for 6 months. She presents with proximal muscle weakness, easy bruising, and recurrent oral can…
A 33-year-old woman with relapsing-remitting MS on natalizumab therapy presents with progressive cognitive decline and personality changes over 3 months. Vital signs: BP 118/76, HR…
A 24-year-old woman with a history of severe motion sickness is planning a transatlantic cruise lasting seven days. Her physician prescribes a transdermal patch applied behind the …
A 26-year-old woman with recent MS diagnosis presents with acute vision loss, optic nerve swelling on fundoscopy, and transverse myelitis. Vital signs: BP 118/76, HR 88, RR 16, Tem…
A 37-year-old man with recently diagnosed MS experiences sudden visual blurring in one eye with pain on upgaze. Neurological exam reveals an afferent pupillary defect and decreased…
A 29-year-old woman with multiple sclerosis on natalizumab therapy presents with acute severe headache, fever (38.9°C), and confusion. Vital signs show BP 118/76, HR 102, RR 18, Sp…
A 40-year-old woman presents with acute onset vertical diplopia, ataxia, and dysarthria. Vital signs: BP 128/82, HR 88, RR 16, Temp 37.2°C, SpO2 98%. Examination reveals vertical n…
A 27-year-old woman with no prior neurologic history presents with acute onset of diplopia and facial numbness. Vital signs show BP 118/76, HR 88, RR 16, temperature 37.2°C, SpO2 9…
A 19-year-old previously healthy male presents 2 weeks after an upper respiratory viral illness with acute confusion and generalized seizure. Vital signs: BP 118/76, HR 102, RR 20,…
A 37-year-old woman presents 18 hours after consuming improperly canned vegetables with blurred vision, dysphagia, and progressive descending symmetric paralysis. Vital signs: BP 1…
A 45-year-old man with known multiple sclerosis presents with acute onset of bilateral leg weakness, urinary retention, and loss of perianal sensation. Vital signs show BP 128/82, …
A 26-year-old woman presents with recurrent episodes of limb numbness and blurred vision over the past year. Vital signs: BP 118/76, HR 82, RR 16, Temp 37.2°C, SpO2 98%. Brain and …
A 26-year-old man presents with severe diffuse myalgias, abdominal cramping, and diaphoresis after sustaining a spider bite while cleaning a garage. Vital signs show BP 158/94 mmHg…