Case 1. A 60 year old male who had influenza a week earlier reported to the emergency room with a 104o fever and shaking chills, a productive cough with a yellowish sputum, and chest pain. CBC revealed 30,000/mm3 WBC, predominantly PMN. Chest X-ray showed pleural effusion with a patchy infiltrate and 1-2 cm nodules with cavitation. The sample provided was obtained from sputum.
 

1.  What is the first thing you are going to do with your culture?
A.  Perform a Gram stain.
B.  Streak for isolation on MacConkey agar and blood agar
C.  Test for antibiotic sensitivity
D.  All of the above.

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