A 24-year-old man with history of IV drug use comes to the physician because of a one-day history of difficulty breathing. Temperature is 102.1F. His chest x-ray is shown.
Which of the following is most likely to be seen on sputum sample from this patient?
Cysts on silver stain
Gram-negative diplococci
Gram-negative rods
Gram-positive diplococci
Gram-positive filamentous rods
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Cut-to-the-chase Answer (1:00):
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HY USMLE Answer (5:32):
