LOINCActiveBoth

LOINC Code 53626-8: CT Cerebral atrophic index

53626-8 is a LOINC code used to identify CT Cerebral atrophic index 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 Cerebral atrophic index. It is commonly used with the system or sample type ^Patient.

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 Cerebral atrophic index. It is commonly used with the system or sample type ^Patient.

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: CT

What it does not mean

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

Key facts

  • CT Cerebral atrophic index
  • Cerebral atrophic index
  • ATI; CAI; CAT scan; Cereb; Computed tomography; Computerized tomography; CT scan; Imaging; Percent; Point in time; QNT; Quan; Quant; Quantitative; Rad; RADIOLOGY; Random; Volfr; Volume fraction

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

CT Cerebral atrophic indexCT VFr Cerebral atrophic indexCerebral atrophic indexRADVFrPt^Patient

Frequently asked questions

Code details

Code53626-8
SystemLOINC
Display nameCT Cerebral atrophic index
DescriptionCerebral atrophic index
Short nameCT VFr Cerebral atrophic index
ComponentCerebral atrophic index
PropertyVFr
TimingPt
System (specimen)^Patient
ScaleQn
MethodCT
ClassRAD
Example unitsfraction
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.26
Last changed2.50

Part names

Cerebral atrophic indexVFrPt^PatientQnCTVolume FractionPoint in time (spot)Computed tomography

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 53626-8 | HealthAssure