LOINCOrder

LOINC Code 34994-4: Smear morphology panel (Bld)

34994-4 is a LOINC code used to identify Smear morphology panel (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 Smear morphology panel. 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 Smear morphology panel. 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: DISCOURAGED
  • Order vs observation: Order
  • Panel type: Panel

What it does not mean

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

Key facts

  • Smear morphology panel - Blood
  • Smear morphology panel
  • Blood; HEMATOLOGY/CELL COUNTS; Pan; PANEL.HEMATOLOGY& CELL COUNTS; Panl; Pnl; Point in time; Random; Smear Morphology Pnl; smears; 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

Smear morphology panel (Bld)Smear morphology panel - BloodSmear Morphology Pnl BldSmear morphology panelPANEL.HEM/BCSmear morphology panel, Blood-

Frequently asked questions

Code details

Code34994-4
SystemLOINC
Display nameSmear morphology panel (Bld)
DescriptionSmear morphology panel
Short nameSmear Morphology Pnl Bld
ComponentSmear morphology panel
Property-
TimingPt
System (specimen)Bld
Scale-
ClassPANEL.HEM/BC
StatusDISCOURAGED
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.11
Last changed2.42

Consumer names

Smear morphology panel, Blood

Part names

Smear morphology panel-PtBldPoint in time (spot)Blood

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 34994-4 | HealthAssure