LOINCActiveObservation

LOINC Code 72370-0: Area of identified wound bed appearance/Area of wound bed of Wound base

72370-0 is a LOINC code used to identify Area of identified wound bed appearance/Area of wound bed of Wound base 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 Area of identified wound bed appearance/Area of wound bed. It is commonly used with the system or sample type Wound.base.

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 Area of identified wound bed appearance/Area of wound bed. It is commonly used with the system or sample type Wound.base.

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
  • Order vs observation: Observation

What it does not mean

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

Key facts

  • Area of identified wound bed appearance/Area of wound bed of Wound base
  • Area of identified wound bed appearance/Area of wound bed
  • The percent of the wound bed appearance is the area of identified wound bed appearance (necrotic, sloughing, etc.; see LOINC 72371-8) compared to the total area of the wound bed. For example, 40% of the wound bed is necrotic. Results can either be subjective or measured.
  • Appear; Appr; Ar wnd bd; Ar wnd bd appr; H+P; H+P.PX; P prime; Point in time; QNT; Quan; Quant; Quantitative; Random; Wnd; Wnd base; wound bed

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

Area of identified wound bed appearance/Area of wound bed of Wound baseWound bed appear % Area of Wnd baseArea of identified wound bed appearance/Area of wound bedH&P.PXArAreaPtWound.base

Frequently asked questions

Code details

Code72370-0
SystemLOINC
Display nameArea of identified wound bed appearance/Area of wound bed of Wound base
DescriptionArea of identified wound bed appearance/Area of wound bed
Short nameWound bed appear % Area of Wnd base
ComponentArea of identified wound bed appearance/Area of wound bed
PropertyArArea
TimingPt
System (specimen)Wound.base
ScaleQn
ClassH&P.PX
Example units%
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.42
Last changed2.64

Part names

Area of identified wound bed appearance/Area of wound bedArAreaPtWound.baseQnArea/AreaPoint in time (spot)Wound base

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.