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Test Code GASTROCCULT GASTROCCULT

Order Code

GASOC

Alt Test Name

Occult Blood Gastric Fluid

Methodology

Peroxidase/Alpha Guaiaconic Acid Reaction pH – hydrogen ion concentration

Prefered Specimen Type

Gastric aspirate obtained by nasogastric intubation or vomitus

Specimen Requirements

Can not collect any sooner than 60 minutes after antacid or stomach irrigation.

Routine Analytic Time

4 Hours

STAT Analytic Time

1 Hour

Department

Serology

LOINC Code

2334-1

Special Patient Preparation

Avoid meat and raw fruits and vegetables prior to collection.