LOINCActiveBoth

LOINC Code 5779-4: Crystals LM Nom (Bile)

5779-4 is a LOINC code used to identify Crystals LM Nom (Bile) 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 Bil 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 Bil 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 Bile fluid by Light microscopy
  • Crystals
  • BIFL; Bile fluid; Biliary fluid; Crys; Cryst; Crystal; 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 (Bile)Crystals [type] in Bile fluid by Light microscopyCrystals Bifl MicroCrystalsHEM/BCCrystals, BilePrid

Frequently asked questions

Code details

Code5779-4
SystemLOINC
Display nameCrystals LM Nom (Bile)
DescriptionCrystals
Short nameCrystals Bifl Micro
ComponentCrystals
PropertyPrid
TimingPt
System (specimen)Bil fld
ScaleNom
MethodMicroscopy.light
ClassHEM/BC
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.73

Consumer names

Crystals, Bile

Part names

CrystalsPridPtBil fldNomMicroscopy.lightPresence or IdentityPoint in time (spot)Bile 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 5779-4 | HealthAssure