LOINCActiveBoth

LOINC Code 6826-2: Crystals LM Nom (Pleur fld)

6826-2 is a LOINC code used to identify Crystals LM Nom (Pleur fld) 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 Crystals. It is commonly used with the system or sample type Plr fld.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Crystals. It is commonly used with the system or sample type Plr fld.

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

  • Crystals [type] in Pleural fluid by Light microscopy
  • Crystals
  • Crys; Cryst; Crystal; HEMATOLOGY/CELL COUNTS; Identity or presence; LM; Micro; Micros; Microscopic; Nominal; Pleural; Pleural fluid; Point in time; Random; thoracentesis fluid

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

Crystals LM Nom (Pleur fld)Crystals [type] in Pleural fluid by Light microscopyCrystals Plr MicroCrystalsHEM/BCCrystals, Pleural fluidPrid

Frequently asked questions

Code details

Code6826-2
SystemLOINC
Display nameCrystals LM Nom (Pleur fld)
DescriptionCrystals
Short nameCrystals Plr Micro
ComponentCrystals
PropertyPrid
TimingPt
System (specimen)Plr fld
ScaleNom
MethodMicroscopy.light
ClassHEM/BC
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0h(2)
Last changed2.73

Consumer names

Crystals, Pleural fluid

Part names

CrystalsPridPtPlr fldNomMicroscopy.lightPresence or IdentityPoint in time (spot)Pleural fluidLight 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 6826-2 | HealthAssure