# Escherichia coli, Shiga toxin-producing outbreak — Multistate, 1999-10
> **Food** · Confirmed · 45 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-97f4bb5ce9a0
- **Date:** 1999-10
- **State:** Multistate
- **Primary mode:** Food
- **Etiology:** Escherichia coli, Shiga toxin-producing (O157:H7)
- **Etiology status:** Confirmed
- **Setting:** Restaurant: Other;Long-term care/nursing home/assisted living facility
## Impact
- **Illnesses:** 45
- **Hospitalizations:** 0
- **Deaths:** 0
## Food vehicle

- **Food:** romaine lettuce, unspecified;caesar salad
- **Contaminated ingredient:** leafy green
- **IFSAC category:** Vegetable Row Crops

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