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.

LOINCActiveObservation

LOINC Code 30449-3: Neutrophils.hypersegmented (Bld) [#/Vol]

Name: LOINC Code 30449-3: Neutrophils.hypersegmented (Bld) [#/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-25T17:13:11.347Z

30449-3 is a LOINC code used to identify Neutrophils.hypersegmented (Bld) [#/Vol] 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 Neutrophils.hypersegmented. It is commonly used with the system or sample type Bld.

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 Neutrophils.hypersegmented. 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

What it does not mean

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

Key facts

Neutrophils.hypersegmented [#/volume] in Blood
Neutrophils.hypersegmented
#; ABS; absolute; absolutes; Blood; Cnt; Count; Count/volume; CT; HEMATOLOGY/CELL COUNTS; Hyperseg; Hyper-Seg; Hypersegs; Neut; Neutr; Neutrophil; Neuts Hyperseg; Number concentration; Number Concentration (count/vol); PMN; PNM; Point in time; QNT; Quan; Quant; Quantitative; Random; 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.

Related SNOMED CT concepts

705114005SNOMED CT mapping for Neutrophils.hypersegmented (Bld) [#/Vol] (30449-3)

Related observations and tests

SNOMED_CT 705114005high

LOINC Code System

Source: LOINC-SNOMED cooperation package

Common synonyms

Neutrophils.hypersegmented (Bld) [#/Vol]Neutrophils.hypersegmented [#/volume] in BloodNeuts Hyperseg # BldNeutrophils.hypersegmentedHEM/BCNeutrophils.hypersegmented, BloodNCnc

Frequently asked questions

Code details

Code30449-3

SystemLOINC

Display nameNeutrophils.hypersegmented (Bld) [#/Vol]

DescriptionNeutrophils.hypersegmented

Short nameNeuts Hyperseg # Bld

ComponentNeutrophils.hypersegmented

PropertyNCnc

TimingPt

System (specimen)Bld

ScaleQn

ClassHEM/BC

Example units10*9/L

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.04

Last changed2.73

Consumer names

Neutrophils.hypersegmented, Blood

Part names

Neutrophils.hypersegmentedNCncPtBldQnNumber ConcentrationPoint 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.