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.

LOINC

LOINC Code 65574-6: How quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you like [PhenX]

Name: LOINC Code 65574-6: How quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you like [PhenX]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:45.456Z

65574-6 is a LOINC code used to identify How quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you like [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 How quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you like. 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 How quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you like. 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

How quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you like [PhenX]
How quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you like
Arterial Stenosis; Loss of sleep recovery; 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

How quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you like [PhenX]Loss of sleep recovery PhenXHow quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you likePHENXTimePt^Patient

Frequently asked questions

Code details

Code65574-6

SystemLOINC

Display nameHow quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you like [PhenX]

DescriptionHow quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you like

Short nameLoss of sleep recovery PhenX

ComponentHow quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you like

PropertyTime

TimingPt

System (specimen)^Patient

ScaleQn

MethodPhenX

ClassPHENX

Example unitsD, W, Mo, Y

StatusTRIAL

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.36

Last changed2.65

Part names

How quickly after this loss of sleep, do you return to your usual self if you are allowed to sleep as much as you likeTimePt^PatientQnPhenXTime (e.g. seconds)Point 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.