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 66229-6: Have you had any surgery on your hands or wrists in the past 3 months [PhenX]

Name: LOINC Code 66229-6: Have you had any surgery on your hands or wrists in the past 3 months [PhenX]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:45.459Z

66229-6 is a LOINC code used to identify Have you had any surgery on your hands or wrists in the past 3 months [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 Have you had any surgery on your hands or wrists in the past 3Mo. 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 Have you had any surgery on your hands or wrists in the past 3Mo. 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

Have you had any surgery on your hands or wrists in the past 3 months [PhenX]
Have you had any surgery on your hands or wrists in the past 3Mo
3 months; Finding; Findings; Last; Ordinal; Ql; Qual; Qualitative; Screen; Surg; Surgery hand past 3Mo

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

Have you had any surgery on your hands or wrists in the past 3 months [PhenX]Surgery hand past 3Mo PhenXHave you had any surgery on your hands or wrists in the past 3MoPHENXFind3Mo^Patient

Frequently asked questions

Code details

Code66229-6

SystemLOINC

Display nameHave you had any surgery on your hands or wrists in the past 3 months [PhenX]

DescriptionHave you had any surgery on your hands or wrists in the past 3Mo

Short nameSurgery hand past 3Mo PhenX

ComponentHave you had any surgery on your hands or wrists in the past 3Mo

PropertyFind

Timing3Mo

System (specimen)^Patient

ScaleOrd

MethodPhenX

ClassPHENX

StatusTRIAL

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.38

Last changed2.65

Part names

Have you had any surgery on your hands or wrists in the past 3MoFind3Mo^PatientOrdPhenXHave you had any surgery on your hands or wrists in the past 3 monthsFinding3 months

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.