What Changed in the Investigation The FDA has reversed one of the biggest developments in its investigation into a multistate Cyclospora outbreak. | Related: Explosive Diarrhea Outbreak: Check Your Kitchen For These Ingredients Federal health officials now say a lettuce sample that appeared to test positive for the parasite actually produced a false positive result. After […]
Ohio hit by 'explosive diarrhea' outbreak; officials investigate fresh produce as source, including romaine, cilantro, and berries.