# Escherichia coli, Shiga toxin-producing outbreak — Massachusetts, 2012-11
> **Food** · Confirmed · 8 ill / 4 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-ac66a79a454c
- **Date:** 2012-11
- **State:** Massachusetts
- **Primary mode:** Food
- **Etiology:** Escherichia coli, Shiga toxin-producing (O157:H7)
- **Etiology status:** Confirmed
- **Setting:** School/college/university
## Impact
- **Illnesses:** 8
- **Hospitalizations:** 4
- **Deaths:** 0
## Food vehicle

- **Food:** leaf lettuce, unspecified
- **Contaminated ingredient:** —
- **IFSAC category:** Vegetable Row Crops

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