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FECAL OCCULT BLOOD
MessageDetects occult blood in fecal specimens
Test Code
OB
Alias/See Also
Guaiac test
CPT Codes
82270
Preferred Specimen
Feces
Minimum Volume
Raw stool or stool that has been placed on the Hemoccult card
Instructions
Apply sample from bowel movements to Occult Blood cards preferrably on 3 separate days
Transport Container
Sterile, leakproof container for raw specimen
or the Hemoccult card itself with sample applied
or the Hemoccult card itself with sample applied
Transport Temperature
Room Temperature
Specimen Stability
14 days at room temp
Methodology
Based on the oxidation of guaiac by Hydrogen peroxide
Setup Schedule
when received
Report Available
1 hour
Limitations
bleeding may occur intermittently or blood my not be distributed evenly in fecal specimens
Last Updated: November 28, 2023