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Cyclospora cayetanensis--an emerging coccidian parasite
M Ranjitham1, M Madan, S Chandrasekharan
1Dept. of Medicine, Sri Ramachandra Medical College and Research Institute, Porur, Chennai-600 116.
The Journal of the Association of Physicians of India
|February 28, 2001
Summary
Cyclospora cayetanensis causes prolonged diarrhea, often mistaken for other infections. Early diagnosis is key, as cyclosporiasis is treatable with co-trimoxazole, unlike similar parasitic diarrheas.
Area of Science:
- Medical Microbiology
- Infectious Diseases
- Parasitology
Background:
- Emergence of Cyclospora cayetanensis as a significant cause of enteritis.
- Clinical similarity of cyclosporiasis to other parasitic diarrheal diseases like cryptosporidiasis, isosporiasis, and microsporidiasis.
Observation:
- Cyclospora infections often result in prolonged diarrhea, lasting up to 15 weeks.
- Severe weight loss can be a prominent symptom of cyclosporiasis.
- Clinical presentation is indistinguishable from other protozoal enteritides.
Findings:
- Diagnosis of Cyclospora cayetanensis infection is crucial for effective treatment.
- Unlike cryptosporidium and microsporidium infections, cyclosporiasis responds to co-trimoxazole therapy.
Implications:
- Increased awareness of Cyclospora cayetanensis is necessary for clinicians managing prolonged diarrheal illnesses.
- Consideration of cyclosporiasis in patients with unexplained, persistent diarrhea is recommended.
- Prompt diagnosis and targeted treatment can improve patient outcomes and reduce illness duration.