Questões de USMLE

A 45-year-old man with HIV infection presents to the emergency department with a 2-week history of progressive visual loss, floaters, and photopsia in his right eye. He denies eye …

A 6-year-old boy is brought to the emergency department with a 3-day history of progressive cough and dyspnea. His mother reports he has been wheezing and has had low-grade fevers.…

A 71 year old woman presents with severe burning pain over the forehead followed by grouped vesicles on an erythematous base involving the scalp and tip of the nose. She has photop…

A 72-year-old man with COPD presents to the emergency department with a 5-day history of progressive dyspnea, productive cough with purulent sputum, and fever. Vital signs show tem…

A 63 year old asplenic man from Massachusetts presents in July with fever, malaise, and dark urine. He does not recall international travel. Laboratory studies show hemolytic anemi…

A 30-year-old surgical resident sustains a needlestick injury from a patient with acute hepatitis. Six weeks later, she presents with malaise, right upper quadrant discomfort, and …

A 28 year old man presents with fever, sore throat, diffuse rash, and tender cervical lymphadenopathy 3 weeks after unprotected sexual intercourse with a new partner. He has oral u…

A 16-year-old girl presents to the emergency department with a 5-day history of fever, severe sore throat, and dysphagia. Vital signs are temperature 39.2°C, heart rate 102/min, re…

A 34 year old man who works processing imported animal hides presents with fever, dyspnea, and chest discomfort. Chest radiograph shows a widened mediastinum and pleural effusions.…

A 49 year old man presents with chronic epigastric pain that improves with meals but recurs several hours later. He has no weight loss or vomiting. Endoscopy shows a duodenal ulcer…

A 7 year old unimmunized girl is brought to the clinic with fever, sore throat, and neck swelling. Examination shows cervical lymphadenopathy and a thick gray pharyngeal pseudomemb…

A 4 year old boy from a crowded daycare center is brought in with fever, abdominal pain, and frequent small volume stools mixed with blood and mucus. His mother says he had a gener…

A 71-year-old man presents with fever (38.9°C), malaise, and a new cardiac murmur. Vital signs show BP 128/76, HR 104, RR 18, SpO2 98% on room air. Blood cultures grow group D, gam…

A 58 year old man with a history of splenectomy after trauma presents with fever, productive cough, and pleuritic chest pain. Temperature is 39 C (102.2 F). Chest radiograph shows …

A 32 year old pregnant woman at 29 weeks gestation presents with fever, myalgias, and diarrhea after eating unpasteurized soft cheese. Two days later she develops headache and neck…

A 41-year-old woman presents to the emergency department with a 2-week history of progressive fatigue, spontaneous ecchymoses, and epistaxis. Her husband notes she has had several …

A 22-year-old man presents with 3 days of fever (38.9°C), abdominal cramping, and bloody diarrhea after consuming undercooked chicken. Stool culture grows Campylobacter jejuni. Gas…

A 24 year old woman with cystic fibrosis is admitted for worsening cough, fever, and increased sputum production. Sputum culture grows an oxidase positive gram negative rod that pr…

A 31 year old aid worker in a refugee camp develops abrupt onset of profuse watery diarrhea and vomiting. He is dizzy, tachycardic, and has poor skin turgor, but he has no fever an…

A 67 year old man in the intensive care unit develops fever and worsening oxygenation 8 days after intubation. Sputum culture grows a motile gram negative rod that forms red pigmen…

A 72-year-old man presents with severe headaches, blurry vision, and spontaneous epistaxis. Vital signs show BP 168/94 mmHg, HR 88/min, RR 16/min, temp 37°C. Fundoscopy reveals dil…

A 32-year-old man presents to the emergency department with a 2-week history of progressive fatigue, petechiae, and left upper quadrant abdominal pain. He denies fever, night sweat…

A 67-year-old man with severe COPD presents with increased sputum production, dyspnea, and wheezing. Vital signs show HR 102/min, RR 24/min, BP 138/86 mmHg, temperature 38.2°C, and…

A 6-year-old unvaccinated girl presents with severe paroxysmal coughing spells followed by inspiratory whooping and posttussive vomiting for 3 weeks. Vital signs: BP 98/62, HR 112,…