Parasite-Caused Diarrhea Outbreak Spreads Through U.S.; Cilantro Under Investigation in New York

An outbreak of cyclosporiasis, a diarrheal illness caused by a microscopic parasite, is spreading across the United States, with health officials in New York actively investigating its origins. Since May, roughly 11,000 cases have been diagnosed nationwide, prompting a meticulous, almost detective-like, search for the source of the contagion.

Initial investigations had focused on lettuce as a potential culprit. However, the focus has now shifted to fresh herbs, with cilantro emerging as a prime suspect. This aromatic herb, commonly used in dishes like guacamole, is now under scrutiny as authorities attempt to trace the route of contamination.

The Centers for Disease Control and Prevention (CDC) has been monitoring the situation, advising the public on prevention measures. The ongoing investigation highlights the challenges in pinpointing foodborne illness sources, especially when multiple ingredients and supply chains are involved.