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.

LOINC

LOINC Code 64397-3: In the last 12 months, how often, on average, has your childs sleep been disturbed due to wheezing [PhenX]

Name: LOINC Code 64397-3: In the last 12 months, how often, on average, has your childs sleep been disturbed due to wheezing [PhenX]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:43.950Z

64397-3 is a LOINC code used to identify In the last 12 months, how often, on average, has your childs sleep been disturbed due to wheezing [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 In the last 12Mo, how often, on average, has your childs sleep been disturbed due to wheezing. 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 In the last 12Mo, how often, on average, has your childs sleep been disturbed due to wheezing. 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

In the last 12 months, how often, on average, has your childs sleep been disturbed due to wheezing [PhenX]
In the last 12Mo, how often, on average, has your childs sleep been disturbed due to wheezing
1 year; 12Mos; Child wheeze sleep disturb 12Mo; Finding; Findings; Ordinal; Past; 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

In the last 12 months, how often, on average, has your childs sleep been disturbed due to wheezing [PhenX]Child wheeze sleep disturb 12Mo PhenXIn the last 12Mo, how often, on average, has your childs sleep been disturbed due to wheezingPHENXFind12Mo^Patient

Frequently asked questions

Code details

Code64397-3

SystemLOINC

Display nameIn the last 12 months, how often, on average, has your childs sleep been disturbed due to wheezing [PhenX]

DescriptionIn the last 12Mo, how often, on average, has your childs sleep been disturbed due to wheezing

Short nameChild wheeze sleep disturb 12Mo PhenX

ComponentIn the last 12Mo, how often, on average, has your childs sleep been disturbed due to wheezing

PropertyFind

Timing12Mo

System (specimen)^Patient

ScaleOrd

MethodPhenX

ClassPHENX

StatusTRIAL

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.36

Last changed2.65

Part names

In the last 12Mo, how often, on average, has your childs sleep been disturbed due to wheezingFind12Mo^PatientOrdPhenXIn the last 12 months, how often, on average, has your childs sleep been disturbed due to wheezingFinding12 months

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.