Mycology/Parasitology USMLE Step 1 Practice Questions
55 board-style USMLE Step 1 questions in Microbiology/Immunology. Each question shows the correct answer; create a free account for the full explanation and adaptive practice.
- USMLE Step 1 · medium49. A 35-year-old woman presents with a 3-week history of progressive shortness of breath, fever, and chest pain. She is an avid gardener in the southwestern United States. Chest X-…
- USMLE Step 1 · medium50. A 55-year-old man with poorly controlled diabetes mellitus presents with fever (39.2°C), tachycardia (110 bpm), and black necrotic tissue on the hard palate extending into the r…
- USMLE Step 1 · medium51. A 35-year-old man from Ohio presents with fever (38.8°C), productive cough, and dyspnea after exploring a bat cave 3 weeks ago. Vital signs show HR 102/min, RR 22/min, SpO2 94%…
- USMLE Step 1 · medium52. A 53-year-old man with acute myelogenous leukemia undergoing chemotherapy presents with pleuritic chest pain and hemoptysis during severe neutropenia (WBC 0.8 K/μL). Vital signs…
- USMLE Step 1 · medium53. Following a barbecue hosted by a hunter who served 'bear hamburgers,' several guests develop abdominal pain and diarrhea; their condition progresses about a week later to fever,…
- USMLE Step 1 · medium54. A 32-year-old female presents to the office with fever and chills of 2 weeks' duration. She also noticed blood in her urine this morning. She has a history of recent treatment f…
- USMLE Step 1 · medium55. A 58-year-old woman with no prior medical history undergoes prosthetic aortic valve replacement. Postoperatively, she develops fever (38.9°C), tachycardia (104 bpm), and tachypn…