Purulent Nodules – Friday Pop Quiz – 10/19

It’s time again for the Derm In-Review Pop Quiz Friday!  Can you get the answer right?

A patient with AIDS developed purulent nodules and draining sinuses of the neck. Gram stain of pustular contents supports the diagnosis of which infectious organism?

A. Actinomyces israelii
B. Staphylococcal aureus
C. Pseudomonas aeruginosa
D. Mucor spp.
E. Blastomyces dermatitidis

To find out the correct answer and read the explanation, click here.

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