91139-6

LOINC Code


LOINC code91139-6
name
descriptionThis panel includes three terms for different analytes produced by Thiopurine methyltransferase (TPMT) enzyme activity. Levels of the three analytes indicate the level of the patient's TPMT activity, which has clinical implications for the use of thiopurine drugs [PMID: 23962279]. These tests only indicate the TMPT activity phenotype, not the genotype.
statusACTIVE

Fully-Specified Name

componentThiopurine methyltransferase activity panel
property-
timePt  =  Point in time:  To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements.
systemRBC  =  Erythrocytes
scale-
method

Additional Names

short nameActiv; Actvty; Chemistry; Erythrocytes; Methyl transferase; Movements; Pan; PANEL.CHEMISTRY; Panl; Pnl; Point in time; Random; Red blood cells; Red blood corpusles; TPMT; TPMT activity panel

Basic Attributes

classPANEL.CHEM
type1  Laboratory
order vs. observationTPMT activity p

Panel Components

91143-8
91142-0
91141-2

History/Usage

first released
last updated2.65
last change typeADD  - added

Related Names



Copyright © 2026 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2026, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. See https://loinc.org/license for the full LOINC copyright and license.

demo
request yours today
subscribe
start today
newsletter
free subscription

Thank you for choosing Find-A-Code, please Sign In to remove ads.

Aimee - AI-powered coding assistant Would you like Aimee - AI
to help you with this?