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LOINC Code 64174-6: During the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bed 3 years [PhenX]

64174-6 is a LOINC code used to identify During the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bed 3 years [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 During the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bed. 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 During the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bed. 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

  • During the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bed 3 years [PhenX]
  • During the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bed
  • Chest illness home bed; Finding; Findings; Job; Last; Occupation; Ordinal; 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

During the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bed 3 years [PhenX]Chest illness home bed 3Y PhenXDuring the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bedPHENXFind3Y^Patient

Frequently asked questions

Code details

Code64174-6
SystemLOINC
Display nameDuring the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bed 3 years [PhenX]
DescriptionDuring the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bed
Short nameChest illness home bed 3Y PhenX
ComponentDuring the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bed
PropertyFind
Timing3Y
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

During the past 3Y, have you had any chest illnesses that have kept you off work, indoors at home, or in bedFind3Y^PatientOrdPhenXFinding3 years

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.