Cyclospora cayetanensis

Definition

Cyclospora cayetanensis is a protozoan parasite that causes the gastrointestinal infection cyclosporiasis. It is transmitted primarily through ingestion of contaminated food or water.

5 Must Know Facts For Your Next Test

1. Cyclospora cayetanensis is often associated with outbreaks linked to fresh produce such as berries, basil, and lettuce.
2. Symptoms of cyclosporiasis include watery diarrhea, abdominal cramps, nausea, and fatigue.
3. Diagnosis typically involves microscopic examination of stool samples to identify oocysts.
4. Treatment usually includes the antibiotic combination trimethoprim-sulfamethoxazole (TMP-SMX).
5. The lifecycle of Cyclospora cayetanensis involves both asexual and sexual reproduction within the human host.

Related terms

Giardia lamblia:

A protozoan parasite that causes giardiasis, another form of gastrointestinal infection.

Cryptosporidium parvum:

A protozoan parasite causing cryptosporidiosis, characterized by severe diarrhea.

Entamoeba histolytica:

A protozoan responsible for amoebiasis, leading to dysentery and liver abscesses.