LOINC

LOINC Code 64643-0: Would you say these physical changes [PhenX]

64643-0 is a LOINC code used to identify Would you say these physical changes [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 Would you say these physical changes. 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 Would you say these physical changes. 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: TRIAL
  • Method: PhenX

What it does not mean

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

Key facts

  • Would you say these physical changes [PhenX]
  • Would you say these physical changes
  • People reach puberty at different ages. Signs of puberty for males include physical changes such as developing pubic or facial hair, or the voice cracking or lowering.
  • Finding; Findings; Ordinal; Point in time; Puberty reach; Ql; Qual; Qualitative; Random; Screen

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

Would you say these physical changes [PhenX]Puberty reach PhenXWould you say these physical changesPHENXFindPt^Patient

Frequently asked questions

Code details

Code64643-0
SystemLOINC
Display nameWould you say these physical changes [PhenX]
DescriptionWould you say these physical changes
Short namePuberty reach PhenX
ComponentWould you say these physical changes
PropertyFind
TimingPt
System (specimen)^Patient
ScaleOrd
MethodPhenX
ClassPHENX
StatusTRIAL

Flags

BillableNo
Valid clinical useNo

Source

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

Part names

Would you say these physical changesFindPt^PatientOrdPhenXFindingPoint 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.

LOINC Code 64643-0 | HealthAssure