Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 57-year-old man with type 2 diabetes mellitus started a new oral agent two months ago. He now presents with polyuria, polydipsia, and recurrent candidal balanitis. Vital signs: B…
A 72-year-old man with metastatic prostate cancer presents with BP 138/82, HR 88, RR 16, temperature 37.2°C, and SpO2 98% on room air. He reports gynecomastia and decreased libido …
A 28-year-old woman develops postpartum hemorrhage secondary to uterine atony following vaginal delivery. Vital signs show BP 98/62, HR 118, RR 20, temperature 37.2°C. Hemoglobin i…
A 66-year-old woman with type 2 diabetes mellitus presents with a fasting glucose of 156 mg/dL and HbA1c of 8.2%. She is overweight (BMI 31) and seeks an oral agent that increases …
A 49-year-old man with severe alcohol use disorder presents with confusion, ataxia, and poor oral intake for 3 days. Vitals: BP 118/76, HR 102, RR 16, Temp 37.2°C, SpO2 98%. Labora…
A 48-year-old woman with rheumatoid arthritis presents with severe oral ulcers, dysphagia, and fatigue. She mistakenly took methotrexate 25 mg daily for 2 weeks instead of weekly. …
A 32-year-old man presents to the emergency department with acute chest pain, severe agitation, and mydriasis after cocaine use. Vital signs show BP 185/110 mmHg, HR 128/min, RR 22…
A 27-year-old man presents to the emergency department with severe muscle cramps, abdominal rigidity, diaphoresis, and hypertension (BP 168/102 mmHg, HR 118/min) after sustaining a…
A 28-year-old man is rescued from a burning residential house after being trapped for approximately 20 minutes in an enclosed room. On arrival to the emergency department, he is ob…
A 23-year-old woman is brought to the emergency department 8 hours after ingesting approximately 30 tablets of acetaminophen 500 mg during an argument with her partner. She reports…
A 47-year-old man is brought to the emergency department by coworkers after accidentally ingesting windshield washer fluid approximately two hours ago at an auto repair shop. He is…
A 74-year-old woman with osteoporosis and chronic kidney disease (eGFR 35 mL/min/1.73m²) presents with worsening lower back pain for three weeks. Vital signs: BP 138/82, HR 78, RR …
A 29-year-old woman with type 1 diabetes mellitus on mealtime insulin lispro presents with persistent postprandial glucose excursions peaking at 280 mg/dL despite carbohydrate coun…
A 26-year-old woman at 8 weeks' gestation presents with palpitations, heat intolerance, and weight loss. Vital signs show BP 138/82 mmHg, HR 108 bpm, RR 18/min, and temperature 37.…
A 19-year-old man with type 1 diabetes mellitus presents to the emergency department with abdominal pain, vomiting, and confusion. He has not taken insulin in 48 hours. Vital signs…
A 69-year-old postmenopausal woman with osteoporosis presents with BP 138/82, HR 78, RR 16, afebrile, SpO2 98% on room air. Recent DEXA scan shows T-score of -2.8 at the femoral ne…
A 26-year-old woman at 8 weeks' gestation presents with thyroid tenderness, heat intolerance, and palpitations. Vital signs show BP 138/82 mmHg, HR 108/min, RR 18/min, and temperat…
A 23-year-old woman with severe hirsutism, acne, and irregular menses presents with clinical hyperandrogenism. She is started on a medication that antagonizes aldosterone receptors…
A 49-year-old woman with acromegaly treated with somatostatin analogs has experienced significant improvement in headaches and soft tissue swelling. Six months into therapy, she de…
A 74-year-old woman with stage 3b chronic kidney disease and osteoporosis presents with BP 138/82 mmHg, HR 78/min, afebrile. She was previously on alendronate but experiences persi…
A 31-year-old man with opioid use disorder abruptly discontinues heroin. Two days later, he presents with piloerection, rhinorrhea, lacrimation, abdominal cramping, and yawning. Vi…
A 47-year-old woman comes to the emergency department because of worsening pain, discoloration, and swelling of her right hand. Two days ago, she was camping outdoors in Texas with…
A 55-year-old woman with type 2 diabetes mellitus presents with fatigue and polyuria. Vital signs: BP 138/82 mmHg, HR 88/min, RR 16/min, temperature 37°C, SpO2 98% on room air. Rec…
A 17-year-old boy with mild hemophilia A presents for dental extraction. Vital signs are stable: BP 120/78 mmHg, HR 82/min, RR 16/min, temp 37°C. Laboratory studies show factor VII…