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Published on February 06, 2018

GGT (Gamma Glutamyl Transferase) 

SIM

11350 

CPT

82977 

Synonyms

GGTP

Specimen Type

Serum only 

Container

4.0 ml Gold-top serum separator

Collection Instructions

None

Volume

2 ml serum
Min: 0.5 ml

Additional Information

None

Patient Preparation

None

Specimen Processing Instructions

Serum:  Allow to clot.  Centrifuge at 3380 rpm’s (±100) for a minimum of 10 minutes

Centrifuge within 2 hours of collection.

Transport Requirements

Refrigerated

Specimen Stability

Room temperature:  8 hours   Refrigerated: 5 days 

Rejection Criteria

If not centrifuged within 2 hours of collection.
Plasma is not acceptable.

Reference Range

8-62 IU/L

Critical Value

none 

Test Includes

GGT 

Methodology

Enzymatic Rate method 

Testing Frequency

Daily, Monday - Sunday 

 

Reviewed By

Sandy Hammett 

Reviewed Date

2-6-18

Supplemental

  

Reviewed by Sandy Hammett on February 06, 2018

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