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 100733-5: Cholesterol in LDL corrected for Cholesterol.in lipoprotein (little a) Calc (S) [Mass/Vol]

Name: LOINC Code 100733-5: Cholesterol in LDL corrected for Cholesterol.in lipoprotein (little a) Calc (S) [Mass/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:16.533Z

100733-5 is a LOINC code used to identify Cholesterol in LDL corrected for Cholesterol.in lipoprotein (little a) Calc (S) [Mass/Vol] 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 Cholesterol.in LDL^corrected for Cholesterol.in lipoprotein (little a). It is commonly used with the system or sample type Ser.

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 Cholesterol.in LDL^corrected for Cholesterol.in lipoprotein (little a). It is commonly used with the system or sample type Ser.

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

Cholesterol in LDL [Mass/volume] in Serum by calculation --corrected for Cholesterol.in lipoprotein (little a)
Cholesterol.in LDL^corrected for Cholesterol.in lipoprotein (little a)
Calc; Calculation; Chemistry; Chol; Choles; Cholest; Cholesterol total; Cholesterols; cor for Chol.in lipoprotein (a); LDLc; LDL-C; LDLc cor Lpa Cholest; Level; Lip; Lipid; Lipoprot; Lipoproteins; Low density lipoprotein cholesterol; Low density lipoprotein cholesterols; LP; Lp(a); LP(a) Cholesterol; LPa; Lpa Cholest; Lpa Cholesterol; Mass concentration; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; SR

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

Cholesterol in LDL corrected for Cholesterol.in lipoprotein (little a) Calc (S) [Mass/Vol]Cholesterol in LDL [Mass/volume] in Serum by calculation --corrected for Cholesterol.in lipoprotein (little a)LDLc cor Lpa CholestCholesterol.in LDL^corrected for Cholesterol.in lipoprotein (little a)CHEMLDL cholesterol corrected for Cholesterol.in lipoprotein (little a), BloodMCnc

Frequently asked questions

Code details

Code100733-5

SystemLOINC

Display nameCholesterol in LDL corrected for Cholesterol.in lipoprotein (little a) Calc (S) [Mass/Vol]

DescriptionCholesterol.in LDL^corrected for Cholesterol.in lipoprotein (little a)

Short nameLDLc cor Lpa Cholest

ComponentCholesterol.in LDL^corrected for Cholesterol.in lipoprotein (little a)

PropertyMCnc

TimingPt

System (specimen)Ser

ScaleQn

MethodCalculated

ClassCHEM

Example unitsmg/dL

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.73

Last changed2.82

Consumer names

LDL cholesterol corrected for Cholesterol.in lipoprotein (little a), Blood

Part names

Cholesterol.in LDL^corrected for Cholesterol.in lipoprotein (little a)MCncPtSerQnCalculatedMass ConcentrationPoint in time (spot)Serum

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.