LOINCActiveBoth

LOINC Code 53609-4: Parasite identified LM Nom (BM)

53609-4 is a LOINC code used to identify Parasite identified LM Nom (BM) 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 Parasite. It is commonly used with the system or sample type Bone mar.

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 Parasite. It is commonly used with the system or sample type Bone mar.

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: Both
  • Method: Microscopy.light

What it does not mean

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

Key facts

  • Parasite identified in Bone marrow by Light microscopy
  • Parasite
  • BM; BON; Bone marrow; ID; Identity or presence; Infectious Disease; InfectiousDisease; LM; MAR; Marrow (bone); Micro; Microbiology; Micros; Microscopic; minimal angle of resolution; Minimum angle of resolution; Nominal; Parasites; Point in time; 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

Parasite identified LM Nom (BM)Parasite identified in Bone marrow by Light microscopyParasite Mar MicroParasiteMICROParasite test, Bone marrowPrid

Frequently asked questions

Code details

Code53609-4
SystemLOINC
Display nameParasite identified LM Nom (BM)
DescriptionParasite
Short nameParasite Mar Micro
ComponentParasite
PropertyPrid
TimingPt
System (specimen)Bone mar
ScaleNom
MethodMicroscopy.light
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.26
Last changed2.79

Consumer names

Parasite test, Bone marrow

Part names

ParasitePridPtBone marNomMicroscopy.lightPresence or IdentityPoint in time (spot)Bone marrowLight microscopy

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 53609-4 | HealthAssure