Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 7-year-old boy is brought to the emergency department after his first seizure. His parents report he was playing video games when he suddenly stopped responding, his body stiffen…
A 58 year old woman reports a 5 year history of tremor that occurs when she writes checks and holds a coffee cup. The tremor improves after a small amount of wine. Her father had a…
A 42 year old man is evaluated for involuntary movements and personality change. His father died in his early 50s after progressive dementia. Examination shows choreiform movements…
A 69 year old man is brought by his wife because of progressive slowing of movement and a tremor in his right hand at rest. He has difficulty initiating gait and his handwriting ha…
A 63 year old man with a 50 pack year smoking history presents with progressive difficulty rising from a chair. He reports dry mouth and erectile dysfunction. Examination shows pro…
A 71-year-old woman presents with a 3-year history of progressive memory loss. She repeatedly asks the same questions, frequently misplaces objects, and has become lost while drivi…
A 17 year old boy is evaluated for frequent ankle sprains and difficulty running. Examination shows high arches, hammer toes, distal lower extremity weakness, decreased vibration s…
A 9-year-old boy presents with multiple light brown skin macules, axillary freckling, and soft cutaneous nodules on physical examination. He reports progressive difficulty in schoo…
A 57-year-old woman presents with recurrent episodes of severe, stabbing pain over the right cheek and jaw lasting seconds, triggered by teeth brushing. Vital signs: BP 128/82, HR …
A 58-year-old man presents with 6-month progressive hand weakness and muscle atrophy. Examination reveals visible fasciculations in bilateral upper extremities, brisk patellar refl…
A 34-year-old man presents with progressive bilateral leg weakness and paresthesias beginning one week after acute diarrheal illness. Vital signs: BP 118/76, HR 92, RR 18, Temp 37.…
A 27 year old man is stabbed in the right side of the back during an assault. After stabilization, neurologic examination shows spastic weakness and loss of vibration and position …
A 2-year-old boy presents with progressive dysarthria, dystonia, toe-walking, and trunk arching. Vital signs: BP 95/60, HR 98, RR 22, Temp 37°C, SpO2 98%. He denies recent fever or…
A 20-month-old previously healthy girl presents to the emergency department during an upper respiratory infection after a witnessed 3-minute generalized tonic-clonic seizure. Vital…
A 46-year-old man presents 3 days after resection of a right cerebellar mass. Vital signs: BP 128/82, HR 88, RR 16, Temp 37.2°C, SpO2 98%. He reports difficulty performing rapid al…
A 30-year-old woman with multiple sclerosis presents with progressive coarse tremor worsening during intentional reaching. Vital signs: BP 118/76, HR 88, RR 16, Temp 37°C, SpO2 98%…
A 7-year-old girl develops progressive ascending weakness over 2 days while camping in the summer. Reflexes are decreased. She is afebrile, and CSF protein is normal. Careful skin …
A 31-year-old woman presents with acute ascending paralysis and areflexia. Vital signs show HR 92/min, BP 138/84 mmHg, RR 18/min, temperature 37.2°C, SpO2 98% on room air. Cerebros…
A 27-year-old man presents with progressive bilateral leg weakness and paresthesias over 3 days following diarrheal illness 2 weeks prior. Vital signs: BP 138/82, HR 98, RR 20, tem…
A 24-year-old man presents with new-onset dysarthria, tremor, behavioral changes, and difficulty writing. Vital signs show BP 118/76, HR 88, RR 16, temp 37°C, SpO2 98%. Examination…
A 27-year-old man presents with abrupt-onset, involuntary jerky movements of his face and distal extremities. His father died after years of progressive abnormal movements and cogn…
A 72-year-old man with Parkinson disease on maximum-tolerated levodopa-carbidopa and ropinirole presents with worsening freezing episodes and bradykinesia. Vital signs: BP 138/82, …
A 63-year-old woman presents with uncomfortable creeping sensations in both legs that occur when sitting quietly in the evening and improve temporarily with ambulation. Vital signs…
A 57-year-old man with progressive neuromuscular weakness presents with morning headaches and orthopnea. Vital signs show BP 145/92, HR 88, RR 22, temperature 37.2°C, SpO2 98% on r…