LOINC

LOINC Code 67434-1: Problems with your heart or circulation [PhenX]

67434-1 is a LOINC code used to identify Problems with your heart or circulation [PhenX] 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 Problems with your heart or circulation. 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 Problems with your heart or circulation. 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: TRIAL
  • Method: PhenX

What it does not mean

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

Key facts

  • Problems with your heart or circulation [PhenX]
  • Problems with your heart or circulation
  • Heart/circulation; History; Nominal; Other heart problems; Point in time; Random

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

Problems with your heart or circulation [PhenX]Other heart problems PhenXProblems with your heart or circulationPHENXHxPt^Patient

Frequently asked questions

Code details

Code67434-1
SystemLOINC
Display nameProblems with your heart or circulation [PhenX]
DescriptionProblems with your heart or circulation
Short nameOther heart problems PhenX
ComponentProblems with your heart or circulation
PropertyHx
TimingPt
System (specimen)^Patient
ScaleNom
MethodPhenX
ClassPHENX
StatusTRIAL

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.38
Last changed2.65

Part names

Problems with your heart or circulationHxPt^PatientNomPhenXHistoryPoint 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.

LOINC Code 67434-1 | HealthAssure