LOINCActiveBoth

LOINC Code 5780-2: Crystals LM Nom (Duod fld)

5780-2 is a LOINC code used to identify Crystals LM Nom (Duod 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 Duod 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 Duod 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 Duodenal fluid by Light microscopy
  • Crystals
  • Crys; Cryst; Crystal; Dudf; Duodenal fluid; HEMATOLOGY/CELL COUNTS; Identity or presence; LM; Micro; Micros; Microscopic; Nominal; 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

Crystals LM Nom (Duod fld)Crystals [type] in Duodenal fluid by Light microscopyCrystals Duod fl MicroCrystalsHEM/BCCrystals, Duodenal fluidPrid

Frequently asked questions

Code details

Code5780-2
SystemLOINC
Display nameCrystals LM Nom (Duod fld)
DescriptionCrystals
Short nameCrystals Duod fl Micro
ComponentCrystals
PropertyPrid
TimingPt
System (specimen)Duod fld
ScaleNom
MethodMicroscopy.light
ClassHEM/BC
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.26

Consumer names

Crystals, Duodenal fluid

Part names

CrystalsPridPtDuod fldNomMicroscopy.lightPresence or IdentityPoint in time (spot)Duodenal 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 5780-2 | HealthAssure