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.

LOINCActive

LOINC Code 63905-4: How often do you worry about getting lung cancer [PLCO]

Name: LOINC Code 63905-4: How often do you worry about getting lung cancer [PLCO]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:43.947Z

63905-4 is a LOINC code used to identify How often do you worry about getting lung cancer [PLCO] 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 How often do you worry about getting lung cancer. 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 How often do you worry about getting lung cancer. 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
Method: PLCO

What it does not mean

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

Key facts

How often do you worry about getting lung cancer [PLCO]
How often do you worry about getting lung cancer
Finding; Findings; Lung cancer worry; Ordinal; PhenX; Point in time; QL; Qual; Qualitative; Random; 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

How often do you worry about getting lung cancer [PLCO]Lung cancer worry PLCOHow often do you worry about getting lung cancerPHENXFindPt^Patient

Frequently asked questions

Code details

Code63905-4

SystemLOINC

Display nameHow often do you worry about getting lung cancer [PLCO]

DescriptionHow often do you worry about getting lung cancer

Short nameLung cancer worry PLCO

ComponentHow often do you worry about getting lung cancer

PropertyFind

TimingPt

System (specimen)^Patient

ScaleOrd

MethodPLCO

ClassPHENX

StatusACTIVE

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.36

Last changed2.65

Part names

How often do you worry about getting lung cancerFindPt^PatientOrdPLCOFindingPoint 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.