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M164-2

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Ear: No pathogens isolated – Shipped February 20, 2017

HISTORY

A simulated ear sample collected from a 19 year old lifeguard was sent to category A and B laboratories.

Participants were expected to recognize the mixed flora was not clinically significant and thus, report “No pathogens isolated”.

MAIN EDUCATIONAL POINTS from M164-2

  1. The most common agents causing otitis externa are Pseudomonas aeruginosa and Staphylococcus aureus.
  2. Otitis externa is commonly treated topically.

Full critique (PDF)

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