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Test Code ROTA Rotavirus Antigen, Feces

Reporting Name

Rotavirus Ag, F

Useful For

Investigation of patients with diarrhea, particularly infants, the elderly, and immunocompromised patients

 

Investigation of nosocomial diarrhea

Testing Algorithm

For information on other diagnostic tests that may be useful in the evaluation of a patient with diarrhea, see Laboratory Testing for Infectious Causes of Diarrhea.

Method Name

Enzyme Immunoassay (EIA)

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Fecal


Specimen Required


Specimen Type: Fresh unpreserved feces

Supplies: Stool Collection Kit, Random (T635)

Container/Tube:

Preferred: Sterile fecal container

Acceptable: Swab

Specimen Volume: 5 to 10 grams

Collection Instructions: Place specimen in a tightly sealed plastic bag.


Specimen Minimum Volume

1 gram

Specimen Stability Information

Specimen Type Temperature Time Special Container
Fecal Frozen (preferred) 7 days
  Refrigerated  72 hours

Reject Due To

Grossly bloody (containing no visible feces)
Very mucoid feces
Feces received in any preservative (example: Ecofix, formalin, PVA, C and S media)		 Reject

Reference Values

Negative

Day(s) Performed

Monday through Friday

CPT Code Information

87425

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ROTA Rotavirus Ag, F 5880-0

 

Result ID Test Result Name Result LOINC Value
24082 Rotavirus Ag, F 5880-0

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.

Report Available

1 to 3 days

Forms

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

-Microbiology Test Request (T244)

-Gastroenterology and Hepatology Test Request (T728)