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Test Code CRYPS Cryptosporidium Antigen, Feces

Additional Codes

Epic Ordering Code LAB3041448
NBS code LBC13195
Service code 36864

Reporting Name

Cryptosporidium Ag, F

Specimen Type

Fecal


Specimen Required


Submit only 1 of the following specimens:

 

Specimen Type: Preserved feces

Supplies:

-Formalin 10% Buffered Neutral 15 mL (T466)

-Stool Collection Kit, Random (T635)

Container/Tube:

Preferred: Stool container with 10% buffered formalin preservative

Acceptable: SAF (sodium acetate formalin)

Specimen Volume: 5 grams

Specimen Stability Information: Ambient (preferred) 60 days

 

Specimen Type: Unpreserved feces

Supplies:

-Stool container, Small (Random), 4 oz (T288)

-Stool Collection Kit, Random (T635)

Container/Tube: Stool container

Specimen Volume: 5 grams

Specimen Stability Information: Frozen 60 days


National University Hospital-Singapore Note:

NUH Outreach Laboratories:
Specimen Requirements
Submit the following:
Container: Stool Container
Processing Requirements
Specimen type: Stool
Volume: 5g
Storage/transport requirements: Frozen

Forms

If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:

-Gastroenterology and Hepatology Test Request (T728)

-Microbiology Test Request (T244)

Specimen Minimum Volume

1 gram

Specimen Stability Information

Specimen Type Temperature Time
Fecal Varies

Reject Due To

Grossly bloody (containing no visible feces)
Very mucoid feces
Specimen preserved in ECOFIX (green cap), C and S (orange cap), or methiolate formalin (MF)
Duodenal aspirates
Small bowel aspirates		 Reject

Method Name

Enzyme-Linked Immunosorbent Assay (ELISA)

Testing Algorithm

For other diagnostic tests that may be of value in evaluating patients with diarrhea; the following algorithms are available:

-Parasitic Investigation of Stool Specimens Algorithm

-Laboratory Testing for Infectious Causes of Diarrhea

Day(s) Performed

Monday through Friday

Report Available

1 to 3 days
National University Hospital-Singapore Note:

Please note that this is a referral test requiring transport to the external testing facility and an additional 3-5 days is required.

Reference Values

Negative

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Useful For

Establishing the diagnosis of intestinal cryptosporidiosis

CPT Code Information

87328

LOINC Code Information

Test ID Test Order Name Order LOINC Value
CRYPS Cryptosporidium Ag, F 6371-9

 

Result ID Test Result Name Result LOINC Value
24086 Cryptosporidium Ag, F 6371-9

Secondary ID

80335

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.
National University Hospital-Singapore Additional Information:

Last updated 25/08/2026