Shigella species

Aerobic, gram-negative rod.

Human/animal reservoir.

Contaminated food and water; often travel-related.

Occurs in outbreaks (e.g. daycare).

Symptoms usually start 1-2 days after infection and last 7 days.

Increased MDR to TMP/SMX, Ciprofloxacin, and Azithromycin.

• Infectious colitis - dysenteric

• HUS (Hemolytic-uremic syndrome)

• Reactive arthritis

• Bacteremia

• Intra-abdominal abscess

Most require treatment.

Food handlers require proof of clearance before return to work.

CDC. Shigella – Shigellosis. December 7, 2020. https://www.cdc.gov/shigella/audience-medical-professionals.html