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.

LOINCActiveBoth

LOINC Code 75953-0: Spike count Cerebral cortex Electroencephalogram (EEG)

Name: LOINC Code 75953-0: Spike count Cerebral cortex Electroencephalogram (EEG)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:56.386Z

75953-0 is a LOINC code used to identify Spike count Cerebral cortex Electroencephalogram (EEG) 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 Spike count. It is commonly used with the system or sample type Cerebral cortex.

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 Spike count. It is commonly used with the system or sample type Cerebral cortex.

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: Both
Method: EEG

What it does not mean

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

Key facts

Spike count Cerebral cortex Electroencephalogram (EEG)
Spike count
Cereb; Count/time; Ctx; Electroencephalogram; NEURO; Neurology; nRate; Number rate; Number Rate = Count/Time; Point in time; QNT; Quan; Quant; Quantitative; Random

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

Spike count Cerebral cortex Electroencephalogram (EEG)Spike count nRate Ctx EEGSpike countNEURONRatPtCerebral cortex

Frequently asked questions

Code details

Code75953-0

SystemLOINC

Display nameSpike count Cerebral cortex Electroencephalogram (EEG)

DescriptionSpike count

Short nameSpike count nRate Ctx EEG

ComponentSpike count

PropertyNRat

TimingPt

System (specimen)Cerebral cortex

ScaleQn

MethodEEG

ClassNEURO

Example units#/min

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.54

Last changed2.69

Part names

Spike countNRatPtCerebral cortexQnEEGNumber RatePoint in time (spot)Electroencephalogram (EEG)

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.