What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveBoth

LOINC Code 60433-0: WBC Unsp time LM (Urine sed) [#/Time]

Name: LOINC Code 60433-0: WBC Unsp time LM (Urine sed) [#/Time]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:40.315Z

60433-0 is a LOINC code used to identify WBC Unsp time LM (Urine sed) [#/Time] 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 Leukocytes. It is commonly used with the system or sample type Urine sed.

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 Leukocytes. It is commonly used with the system or sample type Urine sed.

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

Leukocytes by Light microscopy in Urine sediment collected for unspecified duration
Leukocytes
?Tm; Addis count; Count/time; Kidney; Leuc; Leuk; Leukocyte; Lkcs; LM; Micro; Micros; Microscopic; Nephrology; nRate; Number rate; Number Rate = Count/Time; QNT; Quan; Quant; Quantitative; Renal; UA; UR; URINALYSIS; Urine sediment; Urn; UrnS; WBC; WBCs; White blood cell; White blood cells

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

WBC Unsp time LM (Urine sed) [#/Time]Leukocytes by Light microscopy in Urine sediment collected for unspecified durationWBC ?Tm UrnS Micro-nRateLeukocytesUAWhite blood cell (WBC) count, Urine sedimentNRat

Frequently asked questions

Code details

Code60433-0

SystemLOINC

Display nameWBC Unsp time LM (Urine sed) [#/Time]

DescriptionLeukocytes

Short nameWBC ?Tm UrnS Micro-nRate

ComponentLeukocytes

PropertyNRat

TimingXXX

System (specimen)Urine sed

ScaleQn

MethodMicroscopy.light

ClassUA

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.34

Last changed2.70

Consumer names

White blood cell (WBC) count, Urine sediment

Part names

LeukocytesNRatXXXUrine sedQnMicroscopy.lightNumber RateUnspecifiedUrine sedimentLight 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.