42079-4

LOINC Code


LOINC code42079-4
name
descriptionThis item belongs to the set of Collaborative Staging (CS) data items effective with 2004 diagnosis. It is based on and replaces EOD--Tumor size [780]. For most sites, CS Tumor Size is used to record the largest dimension, or the diameter of the primary tumor in millimeters (for example: 1 mm = 001, 1 cm = 010). See the CS schemes for site-specific variants. For many sites, the CS algorithm uses this data item to derive the Derived AJCC T [2940] according to the sixth edition of AJCC Cancer Staging Manual. CS is a group of data items set up by a joint task force including representatives from SEER, ACoS, CDC, NAACCR, NCRA, and AJCC, designed to provide a single uniform set of codes and rules for coding EOD/ stage information to meet the needs of all of the participating standard setters. CS incorporates all of the fields from SEER 10-digit EOD, in a modified form, and adds several additional fields. When CS data items are coded, a computer algorithm allows generation of AJCC Sixth Edition TNM stage, SEER Summary Stage 1977, and SEER Summary Stage 2000. Separate CS fields are provided in the NAACCR record for these outputs. .. NAACCR Data Standards and Data Dictionary Version 11
statusACTIVE

Fully-Specified Name

componentTumor size.collaborative staging
propertyLen  =  Length
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.
systemTumor
scaleQn  =  Quantitative:  The result of the test is a numeric value that relates to a continuous numeric scale. Reported either as an integer, a ratio, a real number, or a range. The test result value may optionally contain a relational operator from the set {<=, <, >, >=}. Valid values for a quantitative test are of the form "7", "-7", "7.4", "-7.4", "7.8912", "0.125", "<10", "<10.15", ">12000", 1-10, 1:256
method

Additional Names

short nameCancer; CS; Length; Oncology; Point in time; QNT; Quan; Quant; Quantitative; Random; TUMOR REGISTRY(NAACCR); Tumor size.CS; tumors; tumour; tumours

Basic Attributes

classTUMRRGT
type2  Clinical
order vs. observationTumor size.CS
example UCUM unitsmm;cm
The Unified Code for Units of Measure (UCUM) is a code system intended to include all units of measures being contemporarily used in international science, engineering, and business (www.unitsofmeasure.org)

Member of these Panels

46448-7
60508-9

History/Usage

first released
last updated2.48
last change typeMIN  - change to field other than name
change reasonmm;cm

Related Names

N

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.

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