Questões de USMLE

A 34 year old man presents with agitation, fever, difficulty swallowing, and painful throat spasms when trying to drink water. Two weeks ago he woke up with a bat in his bedroom bu…

A 28-year-old man from Arizona presents to the emergency department with a 3-week history of persistent cough, fever, and bilateral ankle swelling. He reports recent construction w…

A 28-year-old man with a history of pulmonary tuberculosis treated 3 years ago presents to the emergency department with a 3-week history of progressive hemoptysis, low-grade fever…

A 26 year old man presents with foul smelling greasy diarrhea, bloating, and abdominal cramps for 1 week after returning from a backpacking trip where he drank water from mountain …

A 28 year old man originally from rural Latin America is brought to the emergency department after a generalized tonic clonic seizure. MRI of the brain shows several calcified and …

A 58 year old man with prolonged neutropenia after induction chemotherapy for acute leukemia develops fever, pleuritic chest pain, and hemoptysis. CT scan of the chest shows multip…

A 45-year-old man from Southeast Asia presents with fever, severe headache, neck stiffness, and photophobia for 4 days. CSF shows lymphocytic pleocytosis (180 WBC, 70% lymphocytes)…

A 32-year-old woman presents with progressive dyspnea, fever, and bilateral interstitial infiltrates on chest X-ray. She is HIV-positive with a CD4 count of 45 cells/μL and has not…

A 45-year-old man from the Southwest presents with fever, cough, and erythema nodosum. Chest X-ray shows hilar lymphadenopathy and a cavitary lesion in the left upper lobe. Sputum …

A 27-year-old man with AIDS is brought to the hospital 30 minutes after having a seizure. He currently takes no medications. His temperature is 38.2°C, blood pressure is 128/78 mmH…

A 54 year old man who emigrated from Bolivia presents with progressive dysphagia, constipation, and exertional dyspnea. Examination reveals an irregular pulse, and echocardiography…

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 28-year-old woman with HIV/AIDS (CD4 <50 cells/μL) presents with severe headache, fever, and neck stiffness. Vital signs show temperature 39.2°C, blood pressure 98/62 mmHg, and h…

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 52 year old kidney transplant recipient presents with fever, dyspnea, and nonproductive cough 6 weeks after transplantation. CT scan shows diffuse bilateral interstitial infiltra…

A 14 year old boy with sickle cell disease presents with fatigue, pallor, and lightheadedness for 3 days. He recently recovered from a mild febrile illness. Laboratory studies show…

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…

An 11-year-old girl is brought to the clinic by her mother with a 3-day history of an erythematous rash on her trunk and extremities. The mother reports that 1 week ago, the patien…

A 32-year-old woman with systemic lupus erythematosus presents to the hospital with a 2-week history of progressive dyspnea, nonproductive cough, and low-grade fever. She has been …

A 28-year-old man from Brazil presents with oral lesions, difficulty swallowing, and lymphadenopathy. Examination shows painful nodules and ulcers on his lip. He works as a farmer …

A 6-year-old unvaccinated boy presents with a 4-day history of high fever (39.8°C), cough, coryza, and conjunctivitis. Physical examination reveals a descending maculopapular rash …

A 32-year-old woman presents with fever, pharyngitis, and exudative tonsils for 3 days. She reports contact with her roommate who had similar symptoms 1 week ago. Rapid strep test …

A 45-year-old woman with poorly controlled diabetes (HbA1c 11.2%) presents with severe frontal headache, proptosis, and black necrotic tissue involving the nasal turbinate and pala…