Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 32-year-old woman on oral contraceptives presents with acute dyspnea and pleuritic chest pain. Vital signs show HR 112 bpm, BP 128/82 mmHg, RR 22/min, SpO2 88% on room air, and t…
A 49-year-old woman undergoes axillary lymph node dissection for breast cancer. Postoperatively, she presents with inability to forcefully extend and adduct her right arm, limiting…
A 42-year-old male sustains a cervical spine injury during a motor vehicle collision. He presents with acute respiratory distress, BP 89/54, HR 118, RR 28, and SpO2 78% on room air…
A 50-year-old man presents with acute dysphagia and substernal chest pain after swallowing a large piece of meat. Vital signs: BP 128/82, HR 92, RR 18, Temp 37.2°C, SpO2 98% on roo…
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 38-year-old man with a history of Crohn disease presents with severe perianal pain and fever (39.2°C). Vital signs show BP 128/82, HR 102, RR 18, SpO2 98% on room air. Examinatio…
A resident physician is demonstrating the correct technique for inserting a subclavian central venous line. He has a medical student palpate the clavicle, then the chest wall below…
A 42-year-old woman with a history of provoked pulmonary embolism 8 months ago presents to the emergency department with acute onset dyspnea and hemoptysis. She has been on warfari…
A 34-year-old woman is admitted to the hospital after sustaining a displaced right femoral fracture in a motor vehicle accident. She undergoes open reduction and internal fixation …
A 52-year-old man with a 10 pack-year smoking history presents to the emergency department with acute onset dyspnea and pleuritic chest pain for 3 hours. He reports no leg swelling…
A 67-year-old man with a history of stage IIIB lung cancer presents to the emergency department with acute onset dyspnea and hemoptysis. He underwent chemotherapy 2 weeks ago. Vita…
A 24-year-old male presents to the ED with severe right wrist pain following a fall onto an outstretched hand. Vital signs: BP 128/82, HR 98, RR 16, temp 37.2°C. Physical examinati…
A 28-year-old man presents after a motor vehicle collision in which his flexed knee struck the dashboard. He reports knee pain and instability. Vital signs show BP 128/82 mmHg, HR …
A surgeon performing an appendectomy makes an incision through the ventrolateral abdominal wall. The layers of the abdominal wall are shown below: 1. Internal oblique, 2. External …
One week following a sexual encounter at a ski resort in Colorado, a young female develops a painful, swollen knee joint. The emergency department physician suspects gonococcal art…
A 34-year-old female bursts through the doors of the emergency department. She is straining to take a breath but can only mouth the phrase: 'I can't br—' before collapsing. She is …
A 3629-g (8-lb) newborn is examined shortly after spontaneous vaginal delivery. She was delivered at 40 weeks' gestation and pregnancy was uncomplicated. Her mother is concerned be…
A 44-year-old man receives an intramuscular injection in the inferomedial quadrant of the buttock. He subsequently develops marked weakness of knee flexion and ankle dorsiflexion w…
A 47-year-old man undergoes left subclavian central venous catheter placement. Within 24 hours, he develops dyspnea, with vital signs showing HR 102/min, RR 22/min, and SpO2 92% on…
A 45-year-old woman with metastatic lung cancer presents to the emergency department with acute onset dyspnea and pleuritic chest pain over 2 days. She has been hospitalized for 5 …
A 68-year-old woman is admitted to the hospital following surgical repair of an intertrochanteric hip fracture. On postoperative day 3, she develops acute onset dyspnea and sharp, …
A 44-year-old man with an unprovoked deep vein thrombosis and subsequent pulmonary embolism is found to have a Factor V Leiden mutation on hypercoagulability testing. He is heteroz…
A 67-year-old woman presents on postoperative day 4 following total hip arthroplasty with acute dyspnea and pleuritic chest pain. Vital signs reveal heart rate 112 bpm, blood press…
A 60-year-old man with known PE on anticoagulation presents 3 months later with progressive exertional dyspnea despite therapeutic anticoagulation. Echocardiography shows a right v…