LOINCActiveObservation

LOINC Code 49281-9: Lipoprotein fractions Nar [Interp]

49281-9 is a LOINC code used to identify Lipoprotein fractions Nar [Interp] 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 Lipoprotein pattern. 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 Lipoprotein pattern. 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

What it does not mean

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

Key facts

  • Lipoprotein fractions [Interpretation] in Serum or Plasma Narrative
  • Lipoprotein pattern
  • Chemistry; Impression; Impression/interpretation of study; Impressions; Interp; Interpretation; Lip; Lipoprot; Lipoproteins; LP; Narrative; Pl; Plasma; Plsm; Point in time; Random; Report; SerP; SerPl; SerPlas; Serum; Serum or plasma; 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

Lipoprotein fractions Nar [Interp]Lipoprotein fractions [Interpretation] in Serum or Plasma NarrativeLP SerPl-ImpLipoprotein patternCHEMInterpretation of Lipoprotein fractions test result, BloodImp

Frequently asked questions

Code details

Code49281-9
SystemLOINC
Display nameLipoprotein fractions Nar [Interp]
DescriptionLipoprotein pattern
Short nameLP SerPl-Imp
ComponentLipoprotein pattern
PropertyImp
TimingPt
System (specimen)Ser/Plas
ScaleNar
ClassCHEM
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.21
Last changed2.21

Consumer names

Interpretation of Lipoprotein fractions test result, Blood

Part names

Lipoprotein patternImpPtSer/PlasNarLipoprotein fractionsImpression/interpretation of studyPoint 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.

LOINC Code 49281-9 | HealthAssure