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Test Code GASTOB Occult Blood, Gastric

Collection Container

Cup

Specimen Required

Gastric aspirate

Specimen Volume

1 mL

Minimum Specimen Volume

0.5 mL

Transport Temperature

Refrigerated/ambient temperature

Specimen Stability

Refrigerated up to 5 days, 24 hours at room temperature

Reasons for Rejection

Insufficient sample, improper sample, exceeds stability

Methodology

Guiac

Days and Times Performed

24 hours a day, 7 days a week

Turnaround Time

Daily - available STAT

Reference Ranges

Negative

CPT Code

82271

LOINC Code

50191-6

EMR Interface Order Code

62785