Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 72-year-old man with a history of DVT 2 years ago (treated with 6 months of warfarin) presents with acute dyspnea. Clinical pretest probability for PE is high. D-dimer is 3.2 mcg…
A 52-year-old woman with atrial fibrillation (not anticoagulated) presents to the emergency department with sudden onset dyspnea, right-sided pleuritic chest pain, and blood-tinged…
A 71-year-old man with COPD and cor pulmonale presents with acute dyspnea and syncope. Chest X-ray shows cardiomegaly and pulmonary congestion. Arterial blood gas reveals PaO2 55 m…
A 33-year-old man sustains a posterior knee dislocation during a motorcycle crash. On examination, his blood pressure is 128/82 mmHg, heart rate 102 bpm, and the affected leg shows…
A 9-year-old boy presents to the emergency department with a 4-day history of fever, productive cough, and right-sided pleuritic chest pain. His mother reports he had symptoms of r…
A 62-year-old man undergoes emergency laparotomy for hepatic hemorrhage with BP 92/58, HR 118/min, RR 22/min. Intraoperative ultrasound confirms active bleeding from the right hepa…
A 19-year-old college student living in a dormitory presents with fever, sore throat, and malaise for 2 days, followed by nonproductive cough and dyspnea. Chest X-ray shows bilater…
A 58-year-old woman who works at a bird sanctuary presents with insidious onset of fever, chills, dyspnea, and a nonproductive cough over 3 weeks. She reports night sweats and weig…
A 26-year-old woman sustains a laceration to the anterior ankle. Vital signs are stable (BP 118/76, HR 82, RR 16). Physical examination reveals weakness of foot dorsiflexion and nu…
A 34-year-old man presents to the emergency department following a stab wound to the right fifth intercostal space at the midaxillary line. Vital signs show BP 110/68 mmHg, HR 102 …
A 32 year old woman develops sudden onset pleuritic chest pain and shortness of breath 5 days after delivery. Pulse is 118 per minute and oxygen saturation is 88 percent on room ai…
A 64-year-old man presents to the emergency department 5 days after open reduction and internal fixation of a femoral neck fracture. He reports sudden onset of dyspnea and pleuriti…
A surgeon is first on the scene after a serious automobile accident. He finds a passenger bleeding profusely from the neck and correctly surmises that the bleeding is from the caro…
A 45-year-old man is admitted to the ICU following complicated abdominal surgery with anastomotic repair. On hospital day 5, he develops fever (38.9°C), tachycardia (heart rate 110…
A 65-year-old man with a history of chronic obstructive pulmonary disease is hospitalized following elective abdominal surgery. On postoperative day 8, he develops fever (38.9°C), …
A 42-year-old male presents to the emergency department with a 5-day history of productive cough, fever, and acute right-sided pleuritic chest pain. He reports dyspnea on exertion.…
A 34-year-old pet store employee presents with fever, severe headache, dry cough, and myalgias for 5 days. Vital signs show temperature 39.2°C, heart rate 102/min, respiratory rate…
A 52-year-old man with a 20-year history of occupational asbestos exposure presents with progressive dyspnea and pleuritic chest pain. Vital signs: BP 138/82, HR 92, RR 22, SpO2 88…
A 41-year-old man with a 6-year history of systemic sclerosis presents to clinic with progressive dyspnea on exertion over the past 8 months. He denies orthopnea or paroxysmal noct…
A 72-year-old man with COPD presents with acute dyspnea and productive cough with rusty sputum. Vital signs show temperature 39.2°C, heart rate 108/min, blood pressure 142/88 mmHg,…
A 45-year-old woman with a 10-year history of rheumatoid arthritis presents to clinic with progressive dyspnea on exertion and a dry cough over the past 8 months. She reports no fe…
A 62-year-old man with poorly controlled type 2 diabetes mellitus presents to the emergency department with a 3-day history of fever, productive cough with purulent sputum, and pro…
A 55-year-old man with a 3-year history of sarcoidosis presents to clinic with progressive dyspnea on exertion over the past 6 months. He denies fever, night sweats, or weight loss…
A 66-year-old man presents with abrupt onset fever (39.2°C), pleuritic chest pain, and productive cough with rust-colored sputum. He denies recent antibiotic use. Vital signs show …