Pneumonia USMLE Step 1 Practice Questions
53 board-style USMLE Step 1 questions in Pulmonology. Each question shows the correct answer; create a free account for the full explanation and adaptive practice.
- USMLE Step 1 · medium25. 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 bila…
- USMLE Step 1 · easy26. A 67-year-old man on chronic prednisone for polymyalgia rheumatica presents with fever (38.9°C), productive cough with rust-colored sputum, and pleuritic chest pain. Vital signs…
- USMLE Step 1 · medium27. 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 w…
- USMLE Step 1 · medium28. 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 o…
- USMLE Step 1 · medium29. A 32-year-old immunocompromised man with CD4 count of 45 cells/μL presents with progressive dyspnea, fever, and dry cough for 2 weeks. Vital signs show temperature 38.5°C, HR 10…
- USMLE Step 1 · medium30. A 45-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…
- USMLE Step 1 · easy31. A 28-year-old previously healthy woman presents with abrupt onset of fever, pleuritic chest pain, and a productive cough. She has no sick contacts. Chest X-ray shows a lobar con…
- USMLE Step 1 · medium32. A 72-year-old man with COPD presents with fever, cough productive of purulent sputum, and dyspnea for 3 days. Chest X-ray shows a consolidation in the right lower lobe. Sputum c…
- USMLE Step 1 · medium33. A 59-year-old woman with no prior lung disease presents with fever (38.9°C), productive cough, and dyspnea. Vital signs show BP 128/82, HR 102, RR 22, SpO2 92% on room air. Ches…
- USMLE Step 1 · medium34. A 73-year-old woman with chronic systolic heart failure presents with gradually worsening dyspnea over 3 days. Vital signs show BP 158/92 mmHg, HR 108, RR 22, SpO2 92% on room a…
- USMLE Step 1 · medium35. A 55-year-old man with a 2-month history of productive cough, night sweats, and 8-pound weight loss presents with hemoptysis. Vital signs show temperature 38.5°C, heart rate 92/…
- USMLE Step 1 · hard36. A 71-year-old nursing home resident found unresponsive after an overdose develops fever (38.9°C), productive cough, and dyspnea on hospital day 2. Vital signs show BP 118/76, HR…
- USMLE Step 1 · medium37. A 40-year-old woman with a history of splenectomy presents with fever, productive cough, and dyspnea. Vital signs show temperature 39.2°C, heart rate 102/min, respiratory rate 2…
- USMLE Step 1 · medium38. A 23-year-old man presents with a 5-day history of low-grade fever, dry cough, and malaise. Vital signs show temperature 38.2°C, heart rate 92 bpm, respiratory rate 18/min, bloo…
- USMLE Step 1 · hard39. A 57-year-old man with bacterial pneumonia remains febrile (38.9°C) despite 5 days of ceftriaxone. He presents with pleuritic chest pain, dyspnea, and productive cough. Vital si…
- USMLE Step 1 · medium40. A 64-year-old man has been mechanically ventilated for 6 days following major trauma. He now presents with fever (38.9°C), tachycardia (102 bpm), tachypnea (24 breaths/min), and…
- USMLE Step 1 · medium41. A 42-year-old man from Wisconsin presents with a 3-week history of productive cough, fever (38.5°C), and 8-pound weight loss. He has verrucous skin lesions on his face and arms.…
- USMLE Step 1 · medium42. A 35-year-old construction worker in Arizona presents with fever (38.9°C), productive cough, and pleuritic chest pain. Examination reveals erythema nodosum on bilateral shins. V…
- USMLE Step 1 · medium43. A 28-year-old male spelunker from Ohio presents one week after exploring bat-infested caves with fever (38.9°C), productive cough, and pleuritic chest pain. Vital signs show BP…
- USMLE Step 1 · medium44. A 37-year-old man with untreated HIV presents with progressive dyspnea, dry cough, and fever for 2 weeks. Vital signs: BP 118/76, HR 102, RR 28, Temp 38.5°C, SpO2 88% on room ai…
- USMLE Step 1 · medium45. A 61-year-old male with poor dentition and alcohol use disorder presents with fever, copious foul-smelling sputum, and weight loss over 3 weeks. Vital signs show temperature 38.…
- USMLE Step 1 · easy46. A 68-year-old man admitted with acute stroke develops dysphagia. Two days later, he presents with fever (38.9°C), productive cough with foul-smelling purulent sputum, and tachyp…
- USMLE Step 1 · medium47. A 17-year-old girl with cystic fibrosis presents with a 3-day history of increased productive cough, fever, and declining pulmonary function. Vital signs show temperature 38.5°C…
- USMLE Step 1 · medium48. A 45-year-old woman recovering from influenza develops recurrent fever (39.2°C), progressive dyspnea, and productive cough with purulent sputum. Vital signs show BP 128/82 mmHg,…