Test Code LAB4600 CRYPTOSPORIDIUM ANTIGEN
Specimen Type
Preferred Specimen: Culture and Sensitivity Stool Transport Vial (Orange top)
Alternative Specimen: Fresh Stool – Transport as soon as possible
Specimen Volume
Walnut sized portion of stool.
Turnaround Time
STAT: 2 hours
Routine: 4 hours
Test Schedule
Daily
Sample Stability
Preferred Specimen:
Refrigerated: 2 Weeks
Frozen: 2 Months
Alternative Specimen:
Transport as soon as possible after collection. Fresh Stool is only stable for an hour. Extended storage conditions have not been validated.
Method
Rapid Qualitative Immunochromatograhic Assay
Reference Ranges
Cryptosporidium Antigen: Negative
Cryptosporidium Antigen: Positive
Synonyms
Cryptosporidium Ag, Crypto Ag, Cryptosporidium Antigen
CPT Codes
87328
Rejection Criteria
PVA specimens
Limitations
Stool samples contaminated with an oily or particulate base (ex: barium, mineral oil etc) could interfere with the test and are not recommended.