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 101375-4: Troponin I.cardiac 2H post baseline measurement Calc [Mass conc diff]

Name: LOINC Code 101375-4: Troponin I.cardiac 2H post baseline measurement Calc [Mass conc diff]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:17.027Z

101375-4 is a LOINC code used to identify Troponin I.cardiac 2H post baseline measurement Calc [Mass conc diff] 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 Troponin I.cardiac^2H post baseline measurement. It is commonly used with the system or sample type Ser/Plas.

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 Troponin I.cardiac^2H post baseline measurement. It is commonly used with the system or sample type Ser/Plas.

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: Calculated

What it does not mean

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

Key facts

Troponin I.cardiac [Mass concentration difference] in Serum or Plasma by Calculation --2H post baseline measurement
Troponin I.cardiac^2H post baseline measurement
120 min; 120 minutes; 120min; 2 hours; 2H bs meas; After; BS; Calc; Calculation; Chemistry; cTnI; MCDiff; Pl; Plasma; Plsm; Point in time; PST; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; TnI; TrI; Trop I; Troponin

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

Troponin I.cardiac 2H post baseline measurement Calc [Mass conc diff]Troponin I.cardiac [Mass concentration difference] in Serum or Plasma by Calculation --2H post baseline measurementTroponin I 2H bs meas SerPl Calc-MCDiffTroponin I.cardiac^2H post baseline measurementCHEMTroponin I 2H post baseline measurement, BloodMCncDiff

Frequently asked questions

Code details

Code101375-4

SystemLOINC

Display nameTroponin I.cardiac 2H post baseline measurement Calc [Mass conc diff]

DescriptionTroponin I.cardiac^2H post baseline measurement

Short nameTroponin I 2H bs meas SerPl Calc-MCDiff

ComponentTroponin I.cardiac^2H post baseline measurement

PropertyMCncDiff

TimingPt

System (specimen)Ser/Plas

ScaleQn

MethodCalculated

ClassCHEM

Example unitspg/mL

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.74

Last changed2.76

Consumer names

Troponin I 2H post baseline measurement, Blood

Part names

Troponin I.cardiac^2H post baseline measurementMCncDiffPtSer/PlasQnCalculatedMass concentration differencePoint in time (spot)Serum or Plasma

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.