LOINCObservation

LOINC Code 52729-1: Diameter transverse Pressure injury.largest stage 3 or 4 [CMS Assessment]

52729-1 is a LOINC code used to identify Diameter transverse Pressure injury.largest stage 3 or 4 [CMS Assessment] 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 Diameter.transverse. It is commonly used with the system or sample type Pressure injury.largest stage 3 or 4.

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 Diameter.transverse. It is commonly used with the system or sample type Pressure injury.largest stage 3 or 4.

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: TRIAL
  • Order vs observation: Observation
  • Method: CMS Assessment

What it does not mean

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

Key facts

  • Diameter transverse Pressure injury.largest stage 3 or 4 [CMS Assessment]
  • Diameter.transverse
  • Centers for Medicare and Medicaid Assessment; DIA; Diam; Diam transverse; III; Length; Point in time; Pressure ulcer; Pressure Ulcers; QNT; Quan; Quant; Quantitative; Random; Survey; Ulcer

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

Diameter transverse Pressure injury.largest stage 3 or 4 [CMS Assessment]Diameter.transverseSURVEY.CMSLenPtPressure injury.largest stage 3 or 4Qn

Frequently asked questions

Code details

Code52729-1
SystemLOINC
Display nameDiameter transverse Pressure injury.largest stage 3 or 4 [CMS Assessment]
DescriptionDiameter.transverse
ComponentDiameter.transverse
PropertyLen
TimingPt
System (specimen)Pressure injury.largest stage 3 or 4
ScaleQn
MethodCMS Assessment
ClassSURVEY.CMS
Example unitscm
StatusTRIAL
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.26
Last changed2.63

Part names

Diameter.transverseLenPtPressure injury.largest stage 3 or 4QnCMS AssessmentLengthPoint in time (spot)Centers for Medicare and Medicaid Assessment

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.