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Warfarin Metabolism

Item Value
Approval req'd? No
Available Stat? No
Test code WARF
Performed by Pharmacogenomics
In House Availability Monday - Friday day shift only
Method Autogenomics Infiniti
Container type Lavender top
Amount to Collect 3 mL
Sample type EDTA whole blood
Preferred volume 3 mL
Min. Volume 1 mL
UCSF Rejection Criteria Insufficient sample received.
Processing notes Call Andrew Smith at 206-4227 when test requests are received. Refrigerate sample and forward to China Basin.
Ref Lab Rejection Criteria Serum, citrated or heparinized plasma received. Samples > 7 days old when received.
Normal range
Wildtype 2C9 *1/*1
VKORC1 G/G
Synonyms Coumadin metabolism; CYP2C9; VKORTC1; CYP 2C9
Stability Refrigerated 1 week.
Turn around times 24 hours
Additional information Note the minimum amount of DNA to perform this assay is 25 ng/mL. samples providing less than this amount will not be tested.

The assay is not validated and cannot be performed on sputum, saliva or buccal swabs.
CPT coding 83891, 83900, 83901, 83914x6, 83912
Last Updated 8/16/2011 12:29:57 PM
Entry Number 1164

If you have additional questions regarding this test, please call: 415-353-1667

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