LOINC

LOINC Code 64047-4: Tooth surface index of fluorosis - TSIF Tooth.aspect [PhenX]

64047-4 is a LOINC code used to identify Tooth surface index of fluorosis - TSIF Tooth.aspect [PhenX] 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 Tooth surface index of fluorosis - TSIF. It is commonly used with the system or sample type Tooth.aspect.

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 Tooth surface index of fluorosis - TSIF. It is commonly used with the system or sample type Tooth.aspect.

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: TRIAL
  • Method: PhenX

What it does not mean

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

Key facts

  • Tooth surface index of fluorosis - TSIF Tooth.aspect [PhenX]
  • Tooth surface index of fluorosis - TSIF
  • Finding; Findings; Ordinal; Point in time; QL; Qual; Qualitative; Random; Screen; Surf

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

Tooth surface index of fluorosis - TSIF Tooth.aspect [PhenX]TSIF Tooth.aspect PhenXTooth surface index of fluorosis - TSIFPHENXFindPtTooth.aspect

Frequently asked questions

Code details

Code64047-4
SystemLOINC
Display nameTooth surface index of fluorosis - TSIF Tooth.aspect [PhenX]
DescriptionTooth surface index of fluorosis - TSIF
Short nameTSIF Tooth.aspect PhenX
ComponentTooth surface index of fluorosis - TSIF
PropertyFind
TimingPt
System (specimen)Tooth.aspect
ScaleOrd
MethodPhenX
ClassPHENX
StatusTRIAL

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.36
Last changed2.65

Part names

Tooth surface index of fluorosis - TSIFFindPtTooth.aspectOrdPhenXFindingPoint in time (spot)

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.