Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 7-year-old boy presents with bleeding gums, perifollicular hemorrhages, and poor wound healing following a 6-month restrictive diet. Vital signs show HR 92/min, BP 105/68 mmHg, a…
A 68-year-old man with a 20-year history of Crohn's disease presents with progressive weight loss and diarrhea. Vital signs show BP 128/76, HR 92, RR 18, Temp 37.2°C, SpO2 98%. Col…
A 5 year old boy is brought to the emergency department because of decreased urine output and lethargy 5 days after an episode of bloody diarrhea from undercooked beef. He is pale …
Two days after undergoing internal fixation of a displaced right femoral fracture sustained during a motor vehicle accident, a 34-year-old woman develops sudden shortness of breath…
A 58-year-old man with history of smoking presents with acute chest pain, diaphoresis, and dyspnea. Vital signs show BP 142/88 mmHg, HR 102 bpm, RR 18, temp 37.2°C, SpO2 98% on roo…
A 47-year-old man presents with a 3-month history of fatigue, early satiety, and 12-lb unintentional weight loss. Vital signs: BP 138/82, HR 102, RR 18, Temp 37.2°C, SpO2 98% on ro…
A 58-year-old woman presents with painless generalized lymphadenopathy and fatigue. Vital signs show HR 88 bpm, BP 128/82 mmHg, temp 37.2°C, RR 16, SpO2 98%. Labs reveal hemoglobin…
A 7-year-old boy with a restrictive diet avoiding fruits and vegetables presents with gum bleeding, perifollicular hemorrhages, and delayed wound healing. Vital signs: BP 95/60, HR…
A 19-year-old college student presents with acute bacterial meningitis. Vital signs show BP 118/76 mmHg, HR 102 bpm, RR 22/min, temperature 39.2°C, and SpO2 98% on room air. CSF an…
A 33-year-old man with a family history of hemangioblastomas presents with hematuria. Vital signs show BP 145/92, HR 88, RR 16, temp 37°C, SpO2 98%. CT abdomen reveals a 4-cm clear…
A 58-year-old woman presents with a palpable left breast mass. Vital signs show BP 128/82, HR 82, RR 16, temp 37°C, SpO2 98%. Mammography reveals a 2.3 cm irregular density with mi…
A 49-year-old woman with metastatic breast cancer (HR 98, BP 128/82, RR 16, T 37.2°C) initially responds to doxorubicin and cyclophosphamide but develops progression at 18 months. …
A 45-year-old woman presents to her physician after discovering a palpable left breast mass. She has a significant family history notable for early-onset breast cancer in her mothe…
A 42-year-old woman undergoes appendectomy for acute appendicitis. Her postoperative course is complicated by wound erythema and edema on postoperative day 5. Vital signs show HR 8…
A 54-year-old man with a 35 pack-year smoking history presents with chronic productive cough for 8 months. Vital signs: BP 138/82 mmHg, HR 88/min, RR 18/min, SpO2 98% on room air. …
A 26-year-old man presents with fever (38.9°C), tachycardia (102 bpm), and a painful fluctuant nodule on the posterior neck 3 days after shaving. Vital signs show normal respirator…
A 52 year old woman is evaluated for severe headache and blurry vision. Blood pressure is 248 over 138 mm Hg. Funduscopic examination shows papilledema and flame hemorrhages. Serum…
A 67 year old man comes to the emergency department with 90 minutes of crushing substernal chest pain radiating to the left arm. He has hypertension, hyperlipidemia, and a 40 pack …
A 63-year-old man with hypertension (on lisinopril) undergoes colectomy for stage II colon cancer. On postoperative day 6, vital signs are stable (BP 138/82, HR 88, RR 16, temp 37.…
A 68-year-old man with diabetes presents with pyelonephritis and gram-negative bacteremia. Despite ceftriaxone and gentamicin, he develops hypotension (BP 85/52), tachycardia (HR 1…
A 42-year-old man with familial adenomatous polyposis presents with abdominal pain, fatigue, and iron-deficiency anemia. Vital signs: BP 128/82, HR 92, RR 16, temp 37.2°C, SpO2 98%…
A 45 year old man with a history of heavy alcohol use presents with severe epigastric pain radiating to the back and repeated vomiting. Serum lipase is markedly elevated. CT of the…
A 72-year-old man with ischemic cardiomyopathy presents with progressive dyspnea and bilateral lower extremity edema. Vital signs: BP 92/58, HR 104, RR 22, SpO2 88% on room air. Ch…
A 61-year-old man develops crushing substernal chest pain while shoveling snow and arrives 20 minutes after symptom onset. Vital signs: BP 158/92 mmHg, HR 102 bpm, RR 18, temp 37.2…