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.

LOINCActive

LOINC Code 32904-5: Midhelix of ear to side of head distance Ear - left and Head Measured

Name: LOINC Code 32904-5: Midhelix of ear to side of head distance Ear - left and Head Measured
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:20.065Z

32904-5 is a LOINC code used to identify Midhelix of ear to side of head distance Ear - left and Head Measured 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 Midhelix of ear to side of head distance. It is commonly used with the system or sample type Ear.left+Head.

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 Midhelix of ear to side of head distance. It is commonly used with the system or sample type Ear.left+Head.

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
Method: Measured

What it does not mean

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

Key facts

Midhelix of ear to side of head distance Ear - left and Head Measured
Midhelix of ear to side of head distance
Distance in mm from the middle part of the left ear to the left side of the head.
Brain; Cranial; Cranium; Dental; Dentistry; Ear-L; Ear-L+Head; Hearing; Intracranial; L; Length; LT; Midhelix distance; Otologic; Point in time; QNT; Quan; Quant; Quantitative; Random; Skull

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

Midhelix of ear to side of head distance Ear - left and Head MeasuredMidhelix distance Ear-L+Head MeasuredMidhelix of ear to side of head distanceDENTALLenPtEar.left+Head

Frequently asked questions

Code details

Code32904-5

SystemLOINC

Display nameMidhelix of ear to side of head distance Ear - left and Head Measured

DescriptionMidhelix of ear to side of head distance

Short nameMidhelix distance Ear-L+Head Measured

ComponentMidhelix of ear to side of head distance

PropertyLen

TimingPt

System (specimen)Ear.left+Head

ScaleQn

MethodMeasured

ClassDENTAL

Example unitscm

StatusACTIVE

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.09

Last changed2.48

Part names

Midhelix of ear to side of head distanceLenPtEar.left+HeadQnMeasuredLengthPoint in time (spot)Ear Left and Head

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.