| 2003 Chi-Chi's hepatitis A outbreak | |
|---|---|
| Virus strain | hepatitis A virus |
| Source | Contaminated green onions imported from farms in Mexico |
| Location | Monaca, Pennsylvania, U.S. |
| First reported | November 3, 2003 |
| Date | September-December 2003 |
| Confirmed cases | 650 |
| Hospitalized cases | 485[1] |
Deaths | 4 |
The 2003 Chi-Chi's hepatitis A outbreak was an outbreak involving contaminated green onions (or scallions) at a Chi-Chi's restaurant at Beaver Valley Mall in Monaca, Pennsylvania, approximately 25 miles (40 km) northwest of Pittsburgh, from September to November 2003. The source of the contamination was green onions (or scallions) imported from three farms in Mexico. The Food and Drug Administration (FDA) stated the contamination happened during the distribution system or through the growing, harvesting, packing, or cooling process.
- ^ Wheeler, Charlotte; Vogt, Tara M.; Armstrong, Gregory L.; Vaughan, Gilberto; Weltman, Andre; Nainan, Omana V.; Dato, Virginia; Xia, Guoliang; Waller, Kirsten; Amon, Joseph; Lee, Teresa M.; Highbaugh-Battle, Angela; Hembree, Cambria; Evenson, Stephanie; Ruta, Michael A.; Williams, Ian T.; Fiore, Anthony E.; Bell, Beth P. (September 1, 2005). "An Outbreak of Hepatitis A Associated with Green Onions". New England Journal of Medicine. 353 (9): 890–897. doi:10.1056/NEJMoa050855. ISSN 0028-4793.