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 100758-2: Estimated lung age by based on clinical data

Name: LOINC Code 100758-2: Estimated lung age by based on clinical data
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:16.533Z

100758-2 is a LOINC code used to identify Estimated lung age by based on clinical data 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 Estimated lung age. 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 Estimated lung age. 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
Method: Based on clinical data

What it does not mean

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

Key facts

Estimated lung age by based on clinical data
Estimated lung age
from clin data; Point in time; PULMONARY; QNT; Quan; Quant; Quantitative; 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

Estimated lung age by based on clinical dataEstimated lung age from clin dataEstimated lung agePULMTimePt^Patient

Frequently asked questions

Code details

Code100758-2

SystemLOINC

Display nameEstimated lung age by based on clinical data

DescriptionEstimated lung age

Short nameEstimated lung age from clin data

ComponentEstimated lung age

PropertyTime

TimingPt

System (specimen)^Patient

ScaleQn

MethodBased on clinical data

ClassPULM

Example unitsyears

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.73

Last changed2.73

Part names

Estimated lung ageTimePt^PatientQnBased on clinical dataTime (e.g. seconds)Point 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.