LOINCActiveObservation

LOINC Code 45381-1: Basophilic stippling coarse LM Ql (Bld)

45381-1 is a LOINC code used to identify Basophilic stippling coarse LM Ql (Bld) 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 Basophilic stippling.coarse. It is commonly used with the system or sample type Bld.

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 Basophilic stippling.coarse. It is commonly used with the system or sample type Bld.

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: Observation
  • Method: Microscopy.light

What it does not mean

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

Key facts

  • Basophilic stippling coarse [Presence] in Blood by Light microscopy
  • Basophilic stippling.coarse
  • Baso stipl; Baso Stipl coarse; Blood; HEMATOLOGY/CELL COUNTS; LM; Micro; Micros; Microscopic; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Stip; Stipl; WB; Whole blood

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

Basophilic stippling coarse LM Ql (Bld)Basophilic stippling coarse [Presence] in Blood by Light microscopyBaso Stipl coarse Bld Ql SmearBasophilic stippling.coarseHEM/BCBasophilic stippling coarse, BloodPrThr

Frequently asked questions

Code details

Code45381-1
SystemLOINC
Display nameBasophilic stippling coarse LM Ql (Bld)
DescriptionBasophilic stippling.coarse
Short nameBaso Stipl coarse Bld Ql Smear
ComponentBasophilic stippling.coarse
PropertyPrThr
TimingPt
System (specimen)Bld
ScaleOrd
MethodMicroscopy.light
ClassHEM/BC
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.73

Consumer names

Basophilic stippling coarse, Blood

Part names

Basophilic stippling.coarsePrThrPtBldOrdMicroscopy.lightBasophilic stippling coarsePresence or ThresholdPoint in time (spot)BloodLight 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 45381-1 | HealthAssure