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HelpTest Code CRYP Cryptosporidium, Fecal
Clinical Indications
Detects the presence of Cryptosporidium species antigens in stool specimens
Additional Test Codes
Epic Order Code: Cryptosporidium, Fecal
Sunquest Order Code: CRYP
Px Order Code: LAB4004
Specimen Collection Type
Raw stool in a sterile container or Para-Pak (C&S) vial (do
not fill past the line on the vial)
Bristol stool types 1-7
For optimal results, raw stool should be placed in Para-Pak
(C&S) vial immediately.
Minimum Collection Volume
5 g
Reference Range
Negative
Critical Value
N/A
Interpretation
A positive result indicates the presence of
Cryptosporidium antigen.
A negative result indicates that Cryptosporidium antigen is
absent or below the lower limits of detection of the assay.
Testing of at least 2 consecutive stool specimens is recommended
before considering the results negative.
Rejection Criteria
Parasite testing is not performed on patients hospitalized >3
days.
Stool in Ecofix preservative
Stool contaminated with urine
Specimen Availability for Add-on Testing
In preservative, 7 days
Specimen Stability
In preservative, 14 days at 2-8°C
Day(s) Performed
Monday through Sunday
Performing Lab- Department
TUKHS-BH-Microbiology
CPT Code
87328
LOINC Code
6371-9
Test Alias
N/A
Additional Information / Notes
Specimen collection should be delayed for 7-10 days after administration of barium, mineral oil, or other products which could interfere with test performance.