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HelpOrder Code LAB4855 Occult Blood, Gastroccult
Additional Codes
|
Test Name in EPIC |
EPIC Test Code |
Mnemonic |
|
RV BLOOD, GASTRIC FLUID |
LAB4855 |
GSBLD |
PRIOR TO 8/1/21: OCCGA
Useful For
A qualitative method for detecting occult blood and determining the pH of gastric aspirate or vomitus.
Specimen Requirements
Gastric aspirate from nasogastric intubation or vomitus in a screw-capped, plastic container.
Note: it is recommended that samples be tested immediately after collection.
Specimen Stability
| Specimen Type | Temperature | Stability |
| Gastric Specimen | Ambient | 24 hours |
| Refrigerated | 5 days |
Reference Values
- Negative (reported as positive or negative)
Day(s) Test Set Up
Monday through Sunday
Performing Laboratory
Ridgeview Medical Center Laboratory
Two Twelve Medical Center Laboratory
Ridgeview Sibley Medical Center Laboratory
Methodology
Oxidation of Guaiac
Test Classification and CPT Coding
82271