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Occult blood and pH, Gastric
Test CodeLAB4125
Preferred Specimen
Vomitus or Gastric aspirate from NG tube in a sterile container.
Instructions
Transport 0.5 ml gastric fluid
Should be delivered to the laboratory within a few minutes of collection
Should be delivered to the laboratory within a few minutes of collection
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Specimen applied to HEMOCCULT slide
Methodology
Manual

