Cases of a parasite that triggers severe diarrhea have rapidly surged in Michigan, with the count reaching 681 on Monday. Just a few days prior, the number stood at 170.
According to recent statistics, Michigan is currently the most affected state.
Other states like New York, Illinois, and Texas are also seeing troubling numbers, ranging from 11 to 80 cases. The CDC notes that available data is only current through mid-June, while Michigan’s reports are more updated.
The Centers for Disease Control and Prevention (CDC) indicate that this parasite infection can sometimes go unnoticed. In more severe instances, it leads to watery, “explosive” diarrhea.
Cyclosporiasis is primarily spread through contaminated food, especially produce. However, experts haven’t pinpointed the exact source of the current outbreak.
Diagnosing this infection can be tricky. It requires specific tests for Cyclospora, which aren’t part of standard stool analyses. That’s a reason many cases might remain undetected.
Understanding Cyclosporiasis
Cyclospora is a tiny parasite typically transmitted through contaminated water or raw vegetables like basil, coriander, and lettuce that have been tainted with feces.
While we know that parasites can cling to raw foods, the exact culprits in this case remain unclear. The CDC has stated that these cases aren’t connected to a common source and investigations are ongoing.
The infection can lead to symptoms such as severe diarrhea, abdominal cramps, nausea, vomiting, and fatigue. Though it’s generally not life-threatening, untreated severe diarrhea and vomiting could result in dehydration, which is particularly risky for young kids, the elderly, and those with weakened immune systems.
In June, other states including Alaska, Wisconsin, Colorado, Ohio, and Florida also reported cases.
A CDC report dated June 16 recorded 145 cases across 17 states at that time, with Michigan not included, as all affected individuals were not linked to recent travel. Hospitalizations totaled 20, but thankfully, there were no fatalities.
Personal Accounts
One patient, Christy Cooper, shared her experience from the hospital, describing her condition as “worse than any flu.” Her symptoms kicked in on June 25, escalating to what she termed “unbearable” diarrhea, coupled with extreme fatigue and nausea.
Cooper has a compromised immune system due to dialysis, complicating her treatment. Most healthy individuals can recover from cyclosporiasis without medical intervention through rest and hydration.
For Cooper, balancing her fluid intake is crucial, as excess water intake can lead to complications like high blood pressure.
Cyclospora typically takes a week or two to become infectious after entering feces, which means the chance of person-to-person transmission is quite low.
Treatment generally involves antibiotics. Thankfully, she’s been prescribed the necessary medications and is on her way to recovery.
Diagnosing cyclosporiasis can sometimes lead to an incomplete eradication of the parasites, resulting in potential recurrences.
To reduce the risk of this infection, the CDC suggests several precautions:
- Cook vegetables whenever possible and thoroughly rinse fresh produce.
- Opt for whole heads of lettuce rather than pre-washed options, discarding the outer leaves.
- Rinse herbs like coriander and basil thoroughly.
- Consider frozen raspberries over fresh ones to lower the risk of contamination.




