Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 47-year-old man presents to the emergency department 1 hour after a straddle injury sustained when he fell across a fence rail while trimming branches. He reports acute perineal …
A 36-year-old woman with a history of chronic NSAID use presents to the emergency department with acute onset epigastric pain and hemodynamic instability. Vital signs show blood pr…
A 67-year-old man with hypertension presents with acute-onset right facial droop and arm weakness. Vital signs: BP 158/92, HR 88, RR 16, Temp 37°C, SpO2 98%. Neurologic exam reveal…
A 72-year-old man with a history of poorly controlled hypertension presents to the emergency department with acute-onset right facial droop, right arm weakness, and slurred speech.…
A 45-year-old woman presents with acute onset of loss of pain and temperature sensation over her right arm and shoulder with preserved motor strength. She concurrently reports loss…
A 52-year-old man with hypertension presents 2 hours after acute onset of right facial weakness and left-sided hemiparesis. Vital signs: BP 168/94 mmHg, HR 88, RR 16, temp 37°C, Sp…
Because she is too weak to go to the cafeteria, a 93-year-old nursing-home resident on a liquid diet is fed in bed. She refuses to sit up, so the aide has to feed her while she is …
A 22-year-old male football player sustains an anterior shoulder dislocation during a tackle. On examination, blood pressure is 128/82 mmHg, heart rate 96/min, and temperature 37.2…
A 45-year-old woman with metastatic breast cancer to the brain presents to the emergency department with a 2-day history of progressive headache, confusion, and nausea. Vital signs…
A 29-year-old woman presents to the ED with vertical diplopia after striking her head on a low doorway. Vital signs: BP 128/82, HR 88, RR 16, Temp 37.2°C, SpO2 98% on room air. Sym…
A 29-year-old man presents with left testicular mass and elevated serum α-fetoprotein at 450 ng/mL. Vital signs show BP 128/82 mmHg, HR 88 bpm, RR 16/min, temperature 37.2°C, and S…
A 61-year-old female undergoes surgery to remove a solitary painless mass just anterior to the tragus of her left ear. Pathologic examination shows a well-circumscribed, yellowish-…
A 40-year-old male presents with acute loss of sensation over the right scrotum and medial right thigh following a motorcycle accident. Vital signs show BP 128/82 mmHg, HR 92/min, …
A 55-year-old woman with long-standing pes planus presents with burning pain and numbness on the plantar foot surface worsening after prolonged standing. Vital signs: BP 128/82, HR…
A 56-year-old man presents with cardiac tamponade (BP 92/58, HR 128, RR 22, SpO2 94%). Echocardiography reveals a large pericardial effusion with right atrial collapse. He denies r…
A 16-year-old boy presents with left-sided scrotal swelling and pain. Vital signs: BP 118/76 mmHg, HR 88/min, RR 16/min, Temp 37°C, SpO2 98% on room air. Physical examination revea…
A 34-year-old woman develops forearm pain and hand weakness after a supracondylar fracture is placed in a cast. When asked to make an OK sign, she presses the pads of the thumb and…
A 45-year-old woman undergoes resection of a left parietal lobe tumor. Postoperatively, vital signs are stable (BP 128/82, HR 82, RR 16, Temp 37.2°C, SpO2 98%). MRI shows expected …
A 62-year-old male presents with productive cough and fever. Vital signs show temperature 38.9°C, heart rate 98/min, respiratory rate 22/min, and blood pressure 138/88 mmHg. Chest …
A 27-year-old woman presents with sudden-onset severe pelvic pain, vaginal bleeding, and hemodynamic instability (BP 92/58, HR 118). She reports amenorrhea for 6 weeks. Vital signs…
A patient presents to the physician complaining of 'something wrong with her foot' that causes her to trip and fall. Physical examination reveals an inability to dorsiflex (extend)…
MRI reveals that a 62-year-old male has a brain tumor growing in his interhemispheric fissure at the level of the central sulcus. The tumor produces neurologic dysfunction of the c…
A 15-year-old female with chronic rhinitis, allergies, asthma, and nasal polyposis presents with fever (38.2°C), facial pain, and dental pain. Vital signs show BP 118/76, HR 92, RR…
A 68-year-old man presents with sudden onset of violent, involuntary flinging movements of the left upper limb that are jerky and irregular. Vital signs show BP 158/92 mmHg, HR 88 …