Gram – Joint fluid (c.M133-4): gram negative bacilli, neutrophils – Shipped November 2013
A simulated join fluid smear collected from a 3 year old male with knee pain was sent to category A, B, C, and C1 laboratories for Gram staining.
Participants were expected to report the presence of gram negative bacilli and neutrophils.
MAIN EDUCATIONAL POINTS from G133
- Gram stain results that include correct cell and organism descriptions are important to help clinicians choose appropriate antimicrobial therapy.
- Kingella kingae is the most common organism that causes joint infections in children under 4 years of age.