G193

Gram – Tissue: >10/oif (4+) neutrophils, >50/oif (4+) gram negative bacilli  – Shipped November 4, 2019 FINAL RESULT

HISTORY

A simulated tissue swab sample collected from a 50 year old male diabetic with Fournier’s gangrene was sent to category A, C, and C1 laboratories.
Participants were expected to report the presence of neutrophils and gram negative bacilli.

MAIN EDUCATIONAL POINTS from G193

  1. The most important educational point in the Gram smear from this sample is the correct reporting of the different gram-negative morphotypes in a sample collected from tissue in a patient with a gangrenous sample.
    Infections such as Fournier’s gangrene almost always have an Enterobacteriales and an anaerobic gram-negative bacillus – usually a Bacteroides species

 

Full critique (PDF)

Posted in Clinical Bacteriology Results, critiques, Gram