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ILH Laboratory specimen collection and test information
Screw cap jar and C&S Vial
Cryptosporidium and Giardia Antigen
Alternative name(s) OAP, Cryptos, Giardia

Lab section Microbiology    
When performed 24 hours / 7 days Monday - Friday    
When reported
LIS code:
EPIC Code:
Important notes: Requests for OAP are reflexed to Giardia and Cryptosporidium Antigen testing. Complete OAP available on consult. Not accepted for in-patient whose length of hospital stay is more than 3 days without consultation. Tests for C. difficile should be considered for these patients. No more than 2 separate stool specimens, preferably on separate days will be accepted without consultation.

Rejection criteria: Swab, unlabeled or mislabeled specimen, specimen on patient hospitalized more than 3 days.
Transportation notes: within 1hr, RT; 1-24hr, 4C
Transportation devices:
Specimen preparation: Pass stool direclty into a clean, dry container. Transfer stool to Orange-Cap (CNS) Vial to red line, shake to mix well. Transfer rest of stool to clean jar.

MCL Web resources Specimen packaging pages Reference lab 

ILH Web Resources
Last revised 10/20/2014