LOINCActive

LOINC Code 28182-4: Olfactory alteration [CCC]

28182-4 is a LOINC code used to identify Olfactory alteration [CCC] 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 Olfactory alteration. It is commonly used with the system or sample type Neurologic system.

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 Olfactory alteration. It is commonly used with the system or sample type Neurologic system.

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: Observed.CCC

What it does not mean

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

Key facts

  • Olfactory alteration [CCC]
  • Olfactory alteration
  • Change in or modification of diminished ability to smell
  • Clinical Care Classification; Finding; Findings; nursing; Ordinal; Point in time; QL; Qual; Qualitative; Random; Screen; Survey; SURVEY.NURSING.HHCC

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

Olfactory alteration [CCC]Olfactory alterationSURVEY.NURSE.HHCCFindPtNeurologic systemOrd

Frequently asked questions

Code details

Code28182-4
SystemLOINC
Display nameOlfactory alteration [CCC]
DescriptionOlfactory alteration
ComponentOlfactory alteration
PropertyFind
TimingPt
System (specimen)Neurologic system
ScaleOrd
MethodObserved.CCC
ClassSURVEY.NURSE.HHCC
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.00
Last changed2.56

Part names

Olfactory alterationFindPtNeurologic systemOrdObserved.CCCFindingPoint in time (spot)Nervous system

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 28182-4 | HealthAssure