Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 32-year-old woman with no prior pulmonary history develops acute severe dyspnea, hypotension (BP 88/52), tachycardia (HR 128), and cyanosis (SpO2 88%) during labor shortly after …
A 59-year-old male smoker with COPD (FEV1 32% predicted) presents with acute severe left shoulder pain radiating down the medial arm. Vital signs: BP 158/92, HR 104, RR 22, SpO2 88…
A 6-year-old boy presents with failure to thrive, recurrent sinopulmonary infections, and bulky, foul-smelling stools despite adequate caloric intake. Vital signs show HR 110/min, …
A 66-year-old male smoker presents with 2 years of progressive exertional dyspnea and dry cough. Vital signs show BP 138/82, HR 92, RR 18, SpO2 88% on room air. Examination reveals…
A 46-year-old woman presents with chronic sinusitis, recurrent otitis media, and hemoptysis. She reports progressive dyspnea and denies tobacco use. Vital signs: BP 148/92, HR 102,…
A 63-year-old male coal miner with 40-year smoking history presents with chronic productive cough and exertional dyspnea. Vital signs: BP 142/88, HR 94, RR 22, SpO2 88% on room air…
A male infant is born at 32 weeks gestation to a mother with poorly controlled diabetes. Within minutes of birth he develops tachypnea, grunting, nasal flaring, and intercostal ret…
A 27-year-old man presents with hemoptysis, fatigue, and cola-colored urine. Vital signs show BP 142/88 mmHg, HR 98/min, RR 22/min, SpO2 92% on room air. Serum creatinine is 2.1 mg…
A 62-year-old man with hypertension and hyperlipidemia presents with acute onset of severe, tearing chest pain radiating to the back. He is diaphoretic with blood pressure 180/110 …
A 43-year-old woman who breeds pigeons presents with intermittent fever (38.2°C), cough, and dyspnea developing several hours after cleaning bird cages. Vital signs show HR 102, RR…
A 49-year-old man with untreated HIV presents with fever (38.5°C), night sweats, and hemoptysis. He reports a 3-month history of progressive weight loss and denies current cough or…
A 5-month-old boy presents to the emergency department in winter with cough, wheezing, poor feeding, and increased work of breathing. He attends daycare. Vital signs show temperatu…
A 3-week-old male infant presents with abdominal distension, failure to pass meconium within 48 hours of life, and now exhibits recurrent cough with poor weight gain. Vital signs s…
A 68-year-old man with a 45-pack-year smoking history presents to clinic with progressive dyspnea on exertion over the past 2 years. He reports a chronic productive cough with clea…
A 48-year-old woman with severe obesity and a 40 pack-year smoking history presents with morning headaches and daytime somnolence. Vital signs show BP 148/92 mmHg, HR 102 bpm, RR 1…
A 62-year-old man with moderate COPD presents with persistent dyspnea during daily activities despite 3 months of tiotropium monotherapy and good adherence. Vital signs: BP 138/82 …
A 36-year-old nonsmoker presents with progressive dyspnea and decreased exercise tolerance over 2 years. Vital signs show BP 128/82, HR 102, RR 24, SpO2 92% on room air. CT chest r…
A 1 day old male newborn develops coughing, cyanosis, and emesis during his first feeding. The pregnancy was complicated by polyhydramnios. Physical examination shows excessive ora…
A 78-year-old woman presents for routine examination. She walks daily without dyspnea or cough. She denies smoking history. Vital signs show BP 138/82 mmHg, HR 76/min, RR 18/min, t…
A 34-year-old woman presents with sudden pleuritic chest pain and dyspnea 5 days post-cesarean delivery. Vital signs show HR 110 bpm, RR 24/min, BP 128/82 mmHg, SpO2 88% on room ai…
A 24-year-old man on mechanical ventilation post-motor vehicle collision presents with BP 118/76, HR 92, RR 16 (set), temp 37.2°C, and SpO2 98% on FiO2 0.4. Measured minute ventila…
A 64-year-old man with COPD presents with fever (39.2°C), cough, confusion, and diarrhea after returning from a hotel conference. Vital signs show HR 104/min, BP 118/72 mmHg, RR 22…
A 64-year-old man with a 45 pack-year smoking history presents with progressive dyspnea and minimal cough. Vital signs: BP 142/88, HR 98, RR 22, SpO2 88% on room air. Physical exam…
A 59-year-old woman with a 40 pack-year smoking history presents with a 4-year history of chronic productive cough and dyspnea on exertion. Vital signs show BP 138/82 mmHg, HR 96/m…