Days Set Up
Daily
Analytic Time

8 hours

MiChart Code
Occult Blood, Stool Card
Soft Order Code
OCLT

Test Updated:

Synonyms

Guiac Test
Hemoccult, Stool
Occult Blood, Stool Card

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Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

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Test Overview

Test Methodology

Guaiac procedure for detection of occult blood.

Test Usage

This test is a qualitative method for detecting fecal occult blood which may be indicative of gastrointestinal disease. It is not a test for colorectal cancer or any other specific disease. Serial fecal specimen analysis is recommended when screening asymptomatic patients.

Reference Range

Negative

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Specimen Requirements

Collection Onsite

Collect feces from the sample collection paper or specimen caught in a clean cup or collected during physical exam (i.e. DRE). Contamination from toilet water should be avoided. Using an applicator stick, collect a small fecal sample. Apply thin smear to Box A. Reuse applicator to obtain a sample from a different part of feces. Apply thin smear covering Box B. Close cover flap and dispose applicator in waste container. Send the sample card(s) to the laboratory.

100ml Plastic Specimen Container
Hemocult Slide
Minimum Volume
 

Billing Information

CPT Code
82270
Pro Fee Code
 
LOINC
 

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.