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Parasite Examination of the Stool
Aka: Parasite Examination of the Stool, Ova and Parasite, Stool for Parasite, Stool for Ova, Stool Parasite, Stool Ova
- Definition
- Stool evaluation for intestinal protozoa and eggs
- Indications
- Travel to developing countries
- Watery Diarrhea lasting >7 days
- Procedure
- Obtain 3 Stool specimens, each >24 hours apart
- Submit each sample in preservative
- Recheck positive tests 2-3 weeks after treatment
- Interpretation: Commonly identified protozoa
- Ascaris
- Strongyloides
- Giardia lamblia
- Consider GiardiaAntigen testing instead
- Cryptosporidium
- Consider Cryptospordium Antigen testing instead