Giardia Antigen, EIA

Message

The following list of medications and x-ray diagnostic aids may interfere with the test: iron, bismuth, oil (castor or mineral), particulate substances (metamucil or others), barium, gallbladder dye, iodine preparations, anti-amoebic drugs. Testing may be performed depending on the amount of contaminating material.

Test Code

GIAAN

Alias/See Also

Sonora Quest Laboratories, Giardia Antigen, EIA, Stool (15338)

CPT Codes
87329

Preferred Specimen

Preserved stool (Stool placed in the single Total Fix™ Ova and Parasite Transport vial)

Instructions

See link below for specimen details, methodology, setup schedule and reference ranges.

Specimen Stability

Preserved stool specimens: Stool must be placed into an Ova and Parasite Transport vial (Total Fix™) within 2 hours of collection.
Refrigerated specimens are acceptable.
DO NOT place specimens on ice.

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Unacceptable specimens:
Unpreserved stool
Duodenal aspirate
Rectal swabs

Setup Schedule

Days: Tuesday through Friday

Clinical Significance

Giardia is a protozoan that can cause diarrhea. Infection occurs after ingestion of contaminated food or water. Antigen detection is considered an alternative to stool examination.

Performing Laboratory
Sonora Quest Laboratory, Phoenix

Additional Information
Giardia Antigen, EIA, Stool

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.