What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActive

LOINC Code 45239-1: Current HIV treatment therapy duration

Name: LOINC Code 45239-1: Current HIV treatment therapy duration
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:30.176Z

45239-1 is a LOINC code used to identify Current HIV treatment therapy duration 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 Current HIV Rx therapy duration. It is commonly used with the system or sample type ^Patient.

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 Current HIV Rx therapy duration. It is commonly used with the system or sample type ^Patient.

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
Method: Computed

What it does not mean

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

Key facts

Current HIV treatment therapy duration
Current HIV Rx therapy duration
AIDS; Anti-retroviral therapy; ART; Current HIV Rx duration; Derived; Durat; Human immunodeficiency virus; ID; Infectious Disease; InfectiousDisease; Point in time; QNT; Quan; Quant; Quantitative; Random; Treatment

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

Current HIV treatment therapy durationCurrent HIV Rx durationCurrent HIV Rx therapy durationARTTimePt^Patient

Frequently asked questions

Code details

Code45239-1

SystemLOINC

Display nameCurrent HIV treatment therapy duration

DescriptionCurrent HIV Rx therapy duration

Short nameCurrent HIV Rx duration

ComponentCurrent HIV Rx therapy duration

PropertyTime

TimingPt

System (specimen)^Patient

ScaleQn

MethodComputed

ClassART

Example unitsmo;d

StatusACTIVE

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.17

Last changed2.67

Part names

Current HIV Rx therapy durationTimePt^PatientQnComputedTime (e.g. seconds)Point in time (spot)

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.