OTPMT - Overview: Thiopurine Methyltransferase (TPMT) Genotyping, Saliva

Test Catalog

Test Name

Test ID: OTPMT    
Thiopurine Methyltransferase (TPMT) Genotyping, Saliva

Useful For Suggests clinical disorders or settings where the test may be helpful

Predicting potential for toxicity to thiopurine drugs (6-mercaptopurine, 6-thioguanine, and azathioprine)


Genotyping patients who prefer not to have their blood drawn

Special Instructions and Forms Describes specimen collection and preparation information, test algorithms, and other information pertinent to test. Also includes pertinent information and consent forms to be used when requesting a particular test

Method Name A short description of the method used to perform the test

Polymerase Chain Reaction (PCR) 5'-Nuclease End-Point Allelic Discrimination Analysis

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name

TPMT Genotype, Saliva

Aliases Lists additional common names for a test, as an aid in searching

Acute Lymphoblastic Leukemia (ALL)
Crohn's Disease
Rheumatoid Arthritis