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Test ID: U1A1
UDP-Glucuronosyl Transferase 1A1 TA Repeat Genotype, UGT1A1

Secondary ID A test code used for billing and in test definitions created prior to November 2011

83949

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

Identifying individuals who are at increased risk of adverse drug reactions with irinotecan and who should be considered for decreased dosing of the drug.

Additional Tests Lists test(s) that are always performed, at an additional charge, with the initial test(s)

Test IDTest NumberReporting NameAvailable SeparatelyAlways Performed
NPLXT81769Rapid DNA ExtractionNoYes

Testing Algorithm Delineates situation(s) when tests are added to the initial order. This includes reflex and additional tests.

When this test is ordered, DNA extraction will always be performed at an additional charge. However, for multiple drug metabolism genotype test orders, only a single specimen is needed. The DNA extraction will only be charged once.

 

See UGT1A1 Test-Ordering Algorithm in Special Instructions.

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) with Fragment Analysis by Capillary Gel Electrophoresis
(PCR is utilized pursuant to a license agreement with Roche Molecular Systems, Inc.)

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

UGT1A1 TA Repeat Genotype

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

GNT1
Irinotecan glucuronidation
Irinotecan metabolism
Phenol/Bilirubin UDP-Glucuronosyltransferase
UDP-Glucosyltransferase 1
UGT1A1
Uracil Glucuronyl transferase
Uridine Diphosphate Glucosyltransferase 1