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Test Code GIAR Giardia Antigen, Feces

Reporting Name

Giardia Ag, F

Useful For

Sensitive screening for the detection of Giardia lamblia antigens present in stool specimens

Testing Algorithm

The following algorithms are available in Special Instructions:

-Parasitic Investigation of Stool Specimens Algorithm

-Laboratory Testing for Infectious Causes of Diarrhea

Method Name

Enzyme-Linked Immunosorbent Assay (ELISA)

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Fecal


Advisory Information


Duodenal and small bowel aspirates are not acceptable for this test. If sprue is suspected, order test OAP / Parasitic Examination.

Specimen Required


Submit only 1 of the following specimens:

 

Preferred Specimen Type: Preserved stool

Supplies: Formalin - Meridian 10% Buffered Neutral (T466) or Stool Collection Kit, Random (T635)

Container/Tube:

Preferred: Stool container with 10% buffered formalin preservative (T466)

Acceptable: SAF (sodium acetate formalin)

Specimen Volume: 5 g

Specimen Stability Information: Ambient (preferred)/Refrigerated

 

Acceptable Specimen Type: Unpreserved stool

Supplies: Stool container, Small (Random), 4 oz (T288) or Stool Collection Kit, Random (T635)

Container/Tube: Stool container (T288)

Specimen Volume: 5 g

Specimen Stability Information: Frozen


Specimen Minimum Volume

2 g

Specimen Stability Information

Specimen Type Temperature Time
Fecal Varies

Reject Due To

Hemolysis

NA

Lipemia

NA

Icterus

NA

Other

Grossly bloody stool (containing no visible stool), or very mucoid stool

 

Reference Values

Negative

Day(s) and Time(s) Performed

Monday through Saturday, Varies

CPT Code Information

87329

LOINC Code Information

Test ID Test Order Name Order LOINC Value
GIAR Giardia Ag, F 6412-1

 

Result ID Test Result Name Result LOINC Value
24085 Giardia Ag, F 6412-1

Test Classification

This test has been cleared or approved by the U.S. 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.

Secondary ID

80231