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LOINC Code 21872-7: Relationship between this hospital and cancer Dx

21872-7 is a LOINC code used to identify Relationship between this hospital and cancer Dx in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Relationship between this hospital and cancer Dx. It is commonly used with the system or sample type Cancer.XXX.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Relationship between this hospital and cancer Dx. It is commonly used with the system or sample type Cancer.XXX.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

Relationship between this hospital and cancer Dx
For a hospital registry, divides cases into two groupsanalytic cases are those included in reports on patient treatment and outcomes; nonanalytic cases are those not included in such reports. Class of Case codes 0-2 identify cases that are analytic (i.e., cases that were first diagnosed and/or received all or part of their first course of treatment or had treatment planned at the reporting hospital). Class of Case codes 3-5, 7, 8, and 9 identify cases that are considered nonanalytic (i.e., were first diagnosed and received all of their first course of treatment at a facility other than the reporting institution, or were diagnosed at autopsy or by death certificate only). Class of Case 6 identifies cases that were first diagnosed and received their entire first course of treatment in the same staff physician's office. These cases were considered analytic for diagnosis dates January 1, 1998, through December 31, 1999. For diagnosis dates on or after January 1, 2000, these cases are considered nonanalytic. Class of Case can be used in conjunction with Type of Reporting Source [500]. Type of Reporting Source is designed to document the source of documents used to abstract the cancer being reported... NAACCR Data Standards and Data Dictionary Version 11
CA; Diagnosis; Hosp; Misc; Miscellaneous; Nominal; Oncology; Other; Rel between hosp and cancer Dx; Spec; To be specified in another part of the message; TUMOR REGISTRY(NAACCR); Typ; Unspecified

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Relationship between this hospital and cancer DxRel between hosp and cancer DxTUMRRGTTypeEpisodeCancer.XXXNom

Frequently asked questions

Code details

Code21872-7
SystemLOINC
Display nameRelationship between this hospital and cancer Dx
Short nameRel between hosp and cancer Dx
ComponentRelationship between this hospital and cancer Dx
PropertyType
TimingEpisode
System (specimen)Cancer.XXX
ScaleNom
ClassTUMRRGT
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0m
Last changed2.32

Part names

Relationship between this hospital and cancer DxTypeEpisodeCancer.XXXNomCancer XXX

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 21872-7 | HealthAssure