Intraocular fluid: Bacillus cereus – Shipped February 20, 2017
A simulated intraocular fluid sample collected from 34 year old stone worker with eye injury and pain was sent to category A laboratories. Participants were expected to identify and report Bacillus cereus.
MAIN EDUCATIONAL POINTS from M164-4
- Bacillus species (usually B.cereus) and coagulase-negative staphylococci are the most common causes of post-traumatic endophthalmitis.
- Vitreous washings are positive in 75-90% of cases of bacterial endophthalmitis.