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Test Code PTGT Prothrombin 20210G>A Thrombophilia

Important Note

Completion of General Consent Form is required for this test. Please submit the completed form along with the sample request form.

Additional Codes

Epic Ordering Code LAB834
NBS code LBC09549
Service code 1035030

Specimen Requirements

Submit the following: 

 

Preferred:

Purple Top

Specimen Stability

Specimen Type Whole Blood
Ambient 7 days
Refrigerate 7 days

Methodology

Polymerase Chain Reaction, Microarray

Days and Times Performed

TAT 21 days

Reference Interval

An interpretative report will be provided.

Testing Laboratory

National University Hospital
Genomics Diagnostic Laboratory, 67724384

Useful For

For detection of the 20210G>A variant in the F2 gene which is associated with an increased risk of venous thrombosis and elevated plasma prothrombin levels

Update

Last updated 10/06/2026

Test Info

(a) This test was developed by NUH Laboratory Medicine.

(b) Reagents used in this test are ordered through HSA’s Special Access Route, which provides interim access without full registration.

Processing Requirements

Specimen type: Whole Blood

Volume: 3.0 mL 

Storage/transport requirements: Ambient or refrigerated