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Occult Blood Gastric

Test Code
OCCGA


Alias/See Also
Gastroccult, Gastic Occult Blood


CPT Codes
82271

Preferred Specimen
  • Gastric Aspirate (obtained by nasogastric intubation)
  • Vomitus


Specimen Stability
  • If testing pH on Gastric specimen, test immediately.
  • Test within 4 days for Gastric Occult Blood.


Methodology
Gastroccult

Setup Schedule
24x7


Limitations
Many foods (e.g. incompletely cooked meat, raw fruits and vegetables, etc.) have peroxidase activity which can produce a positive Gastroccult test result. Thus, a positive result does not always indicate the presence of human blood.


Reference Range
Negative


Clinical Significance
Gastroccult is a rapid screening test for detecting the presence of occult blood in gastric specimens.


Performing Laboratory
CRMC Laboratory (Micro)
CCMC Laboratory (Micro)



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.