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Labcorp Oklahoma, Inc.
Test Directory


Parasite Screen - Stool (Giardia and Cryptosporidium Antigen)

Order Name C PARA SC
Test Number: 6060300
Revision Date 07/22/2022
Test Name Methodology LOINC Code
Parasite Screen - Stool (Giardia and Cryptosporidium Antigen)
Enzyme Immunoassay  
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 3 grams Stool, Random Formalin and PVA container Room Temperature
Instructions Stool in formalin screwtop container.
Formalin can be added to fresh (undiluted), refrigerated specimens up to 72 hours old; formalin can be added to room temperature fresh (undiluted) specimens up to 8 hours old. Testing should be performed with in 1 month.

Rejection Criteria:
  • Specimens received in grossly leaking containers.
  • Specimens in Eco-Fix transport media.
  • Specimens received in commercially prepared transport vials that are overfilled or underfilled with the patient specimen will be rejected for testing.
  • Colonoscopy and colon wash specimens cannot be tested.
  • Raw stool specimens received in the laboratory more than 2 hours after collection cannot be tested.
Testing Schedule Sun-Sat 
Expected TAT 1-3 Days  
Clinical Use Testing includes specific antigen testing for for Giardia lamblia and Cryptosporidium sp. 
Notes Refer to the Mircrobiology page in the Specimen Collection section of our service guide for more information on Stool Collection Containers.
Please make sure your order and result code is 6060300 and not the old 6060200.
CPT Code(s) 87328, 87329
Lab Section Microbiology