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TEST ID GASTOCC OCCULT BLOOD, GASTRIC

Important Note

Rapid screening test for the detection of occult blood and pH in gastric aspirates or vomitus. 

This test may be useful in the early detection of gastric trauma or deteriorating gastric condition.  pH may be useful in evaluating antacid therapy.

Infectious

Performing Laboratory

NRLS-Microbiology

Specimen Type

Gastric aspirate or vomitus collected in sterile container

Specimen Required

Gastric aspirate or vomitus in a screw-capped, sterile container submitted to the laboratory ASAP.

 

1. Label tube with patient name (first and last) or other unique identifier, patient hospital
identification number,  date and time of draw, collector initials, and test(s) being
ordered.
2.  Promptly forward specimen to laboratory at ambient temperature.

**Specimen source must be noted**

 

Specimen Minimum Volume

0.5 ml

Specimen Stability Information

Specimen Type

Temperature

Time

Gastric Aspirate / Vomitus  Room Temperature (preferred)   24 hours  
  Refrigerated 5 days

Reference Values

An interpretive report will be provided

Rejection Criteria

-Specimens submitted on occult blood cards

-Specimens other than gastric aspirates or vomitus