LOINCActive

LOINC Code 21960-0: Duration first episode Radiation treatment

21960-0 is a LOINC code used to identify Duration first episode Radiation treatment 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 Duration. It is commonly used with the system or sample type Radiation.Rx.

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 Duration. It is commonly used with the system or sample type Radiation.Rx.

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

  • Duration first episode Radiation treatment
  • Duration
  • The NAACCR UDSC approved to retire this data item in Version 11... NAACCR Data Standards and Data Dictionary Version 11
  • 1st; Durat; Oncology; QNT; Quan; Quant; Quantitative; Rad; Radiation Rx; Treatment; TUMOR REGISTRY(NAACCR)

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

Duration first episode Radiation treatmentDuration 1st episode Radiation RxDurationTUMRRGTTimeEpisode^frstRadiation.Rx

Frequently asked questions

Code details

Code21960-0
SystemLOINC
Display nameDuration first episode Radiation treatment
DescriptionDuration
Short nameDuration 1st episode Radiation Rx
ComponentDuration
PropertyTime
TimingEpisode^frst
System (specimen)Radiation.Rx
ScaleQn
ClassTUMRRGT
Example unitsdays
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0m
Last changed2.70

Part names

DurationTimeEpisode^frstRadiation.RxQnTime (e.g. seconds)Radiation Rx

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 21960-0 | HealthAssure