Gastrin

Label Mnemonic:	GAST
Epic code:	LAB80
Downtime form:	A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery

Commercial Mailout Laboratory
6240-8 RCP
356-8593

Specimen(s):

Serum

Specimen Instructions:

Patient Preparation: Patient fast for 12 hours prior to collection is recommended.

Collection Medium:

Red top tube 5 mL (Clot Activator)

Minimum:

Preferred Minimum: 1 mL red top or THREE 0.4 microtubes
Absolute Minimum 0.5 mL serum

Rejection Criteria:

Plasma, Tissue or Urine. Grossly hemolyzed or lipemic specimens.

Turn Around Time:

1-2 days upon receipt at reference laboratory

Reference Range:

0 - 100 pg/mL

Comments:

Serum must be separated from cells within 1 hour of collecting sample. Test cannot be added on to a sample greater than 2 hours.

Methodology:

Quantitative Chemiluminescent Immunoassay

CPT Code:

82941