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.

LOINCActiveObservation

LOINC Code 88653-1: Acute heart failure within 24 hours prior to procedure

Name: LOINC Code 88653-1: Acute heart failure within 24 hours prior to procedure
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:16.698Z

88653-1 is a LOINC code used to identify Acute heart failure within 24 hours prior to procedure 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 Acute heart failure within 24H prior to procedure. 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 Acute heart failure within 24H prior to procedure. 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
Order vs observation: Observation

What it does not mean

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

Key facts

Acute heart failure within 24 hours prior to procedure
Acute heart failure within 24H prior to procedure
Whether or not the patient had acute heart failure in the 24 hours prior to a procedure or surgery.
1 day; 24 hours; 24HR; AHF 24 hours prior to proc; H+P; H+P.HX; History; Ordinal; P prime; QL; Qual; Qualitative; Screen

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

Acute heart failure within 24 hours prior to procedureAHF 24 hours prior to procAcute heart failure within 24H prior to procedureH&P.HXHx24H^Patient

Frequently asked questions

Code details

Code88653-1

SystemLOINC

Display nameAcute heart failure within 24 hours prior to procedure

DescriptionAcute heart failure within 24H prior to procedure

Short nameAHF 24 hours prior to proc

ComponentAcute heart failure within 24H prior to procedure

PropertyHx

Timing24H

System (specimen)^Patient

ScaleOrd

ClassH&P.HX

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.64

Last changed2.64

Part names

Acute heart failure within 24H prior to procedureHx24H^PatientOrdAcute heart failure within 24 hours prior to procedureHistory24 hours

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.