# Escherichia coli, Shiga toxin-producing outbreak — Illinois, 2009-09
> **Food** · Confirmed · 4 ill / 2 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-9e986b487b09
- **Date:** 2009-09
- **State:** Illinois
- **Primary mode:** Food
- **Etiology:** Escherichia coli, Shiga toxin-producing (O157:H7)
- **Etiology status:** Confirmed
- **Setting:** Restaurant: Sit-down dining
## Impact
- **Illnesses:** 4
- **Hospitalizations:** 2
- **Deaths:** 0
## Food vehicle

- **Food:** guacamole
- **Contaminated ingredient:** —
- **IFSAC category:** N/A

## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
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