21855-2
LOINC Code
| LOINC code | 21855-2 | ||||
|---|---|---|---|---|---|
| name | |||||
| description | Code for the primary site of the tumor being reported using either ICD-O-2 or ICD-O-3. NAACCR adopted ICD-O-2 as the standard coding system for tumors diagnosed beginning January 1, 1992. In addition, NAACCR recommended that tumors diagnosed prior to 1992 be converted to ICD-O-2. The topography (primary site) codes have not changed between ICD-O-2 and ICD-O-3... NAACCR Data Standards and Data Dictionary Version 11 | ||||
| status | ACTIVE | ||||
Fully-Specified Name | |||||
| component | Primary site | ||||
| property | Anat = Anatomy | ||||
| time | Pt = Point in time: To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements. | ||||
| system | Cancer.XXX | ||||
| scale | Nom = Nominal: Nominal or categorical responses that do not have a natural ordering. (e.g., names of bacteria, reported as answers, categories of appearance that do not have a natural ordering, such as, yellow, clear, bloody. | ||||
| method | |||||
Additional Names | |||||
| short name | Anatomy; CA; Misc; Miscellaneous; Nominal; Oncology; Other; Point in time; Random; Spec; To be specified in another part of the message; TUMOR REGISTRY(NAACCR); Unspecified | ||||
Basic Attributes | |||||
| class | TUMRRGT | ||||
| type | 2 Clinical | ||||
| order vs. observation | Primary site Ca | ||||
Member of these Panels | |||||
| |||||
History/Usage | |||||
| first released | |||||
| last updated | 2.73 | ||||
| last change type | MIN - change to field other than name | ||||
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.
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