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Test Code LAB415 Occult Blood, Fecal Card Test (Guaiac)

Synonym

  • OCBDF
  • Occult blood
  • Fecal hemoccult

Specimen Required

Preferred Container/Tube: Occult Cards
Acceptable Container/Tube: Occult Cards

Specimen Collection Information

  1. Collect stool in sterile container.
  2. The specimen should be smeared on a Hemoccult card and sent to the laboratory for testing.

Specimen Stability Information

Ambient: 14 days if inoculated on Hemoccult card

Rejected Due To

Unlabeled specimens
Specimen applied on wrong side of card
QC area contaminated by patient sample
Hemoccult card is past the expiration date

Interpretation

Negative

Method Description

Developing solution (stabilized mixture of hydrogen peroxide and denatured alcohol) creates a reaction between hemoglobin and guaiac to produce a blue color.  

Performing Lab

Clinical Lab UH

Day(s) Performed

Monday through Sunday

Report Available

Same day/1 day

Reporting Name

Occult Blood, Stool

CPT Code Information

82272

LOINC Code Information

2335-8