Unusual Cryptosporidium Genotypes in Human Cases of Diarrhea
2008
Unusual Cryptosporidium Genotypes in Human Diarrhea Cases
Sample size: 3
publication
Evidence: moderate
Author Information
Author(s): Robinson Guy, Elwin Kristin, Chalmers Rachel M.
Primary Institution: UK Cryptosporidium Reference Unit, Swansea, UK
Hypothesis
What are the unusual Cryptosporidium genotypes found in human patients with diarrhea?
Conclusion
Three unusual Cryptosporidium genotypes were identified in human patients with diarrhea in the UK.
Supporting Evidence
- Three unusual genotypes (skunk, horse, and rabbit) were identified in separate patients.
- Most human infections are caused by common types, but these unusual types were previously only found in animals.
- Patients reported various exposures before illness, but the exact infection sources are unknown.
Takeaway
Doctors found some rare types of germs in people who had diarrhea, which usually come from animals.
Methodology
The study involved analyzing over 16,000 human fecal samples for Cryptosporidium genotypes using molecular methods.
Limitations
The exact sources of infection for the identified genotypes remain unclear.
Participant Demographics
All participants were women aged 25 to 48, with varying exposure histories.
Digital Object Identifier (DOI)
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