Pathology

Test & Collection Guide

Pathology staff view

GAAD

Ordering information:

RESEARCH USE ONLY

GAAD is a calculation made after assaying sample for AFP and PIVKA II (Prothrombin Induced by Vitamin K deficiency or Antagonist, also known as des-γ-carboxy-prothrombin), and using patient's age and gender in a proprietary equation. AFP must be ordered with GAAD, and will also be reported separately. GAAD may be a useful marker of early hepatocellular carcinoma (HCC) in patients with various causes of cirrhosis.

Alternate names:

DCP, Des-γ-carboxy-prothrombin, PIVKA II

Laboratory:

Biochemistry

Test Code:

BMISC

Specimen types:

Serum

Container types:

Serum tube with gel

Collection Instructions:

Transport specimen at Room Temperature to lab

Must be requested by Gastroenterology Team.

Minimum Adult Volume:

2 mL

Frequency:

Fortnightly

Result Turnaround Time:

2 weeks

Reference Interval:

TBD

Laboratory Use Only

If EMR is not available, Pathology results are available from Auscare. If you do not have an Auscare login,please complete attached form. https://pathology.easternhealth.org.au/handbook/downloads/Auscare%20access.pdf

Instruction on how to use Auscare - https://pathology.easternhealth.org.au/handbook/downloads/Auscare%20instructions.pdf

SPECIMEN COLLECTION MODULE (SCM) FAQs - CLICK HERE

CLICK HERE for a consent form to perform tests not covered by Medicare

TURN AROUND TIMES - When will my result be available?

CLICK HERE for Minimum Labelling Requirements

CLICK HERE for a printable Pathology request form

CLICK HERE for a Log sheet for recording Pathology results

"THE ART OF CCCCOLLECTION"

PLEASE CLICK HERE FOR THE PREFERRED ORDER OF DRAW