Bacterial Infections USMLE Step 1 Practice Question
A 62 year old man with long standing alcohol use disorder is admitted with fever, productive cough, and shortness of breath. He has poor dentition and often loses consciousness after binge drinking. Chest imaging shows right upper lobe consolidation, and sputum is thick and blood tinged. Which of the following is the most likely causal organism?
Answer choices
- AAdenovirus
- BPseudomonas aeruginosa
- CStreptococcus pyogenes
- DStaphylococcus aureus
- EKlebsiella pneumoniaeCorrect answer
- FMycobacterium tuberculosis
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