LOINCActiveObservation

LOINC Code 100212-0: Post-op discretionary knee activities score [Knee Society Score]

100212-0 is a LOINC code used to identify Post-op discretionary knee activities score [Knee Society Score] 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 Post-op discretionary knee activities score. 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 Post-op discretionary knee activities score. 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: Observation
  • Method: Knee Society Score

What it does not mean

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

Key facts

Post-op discretionary knee activities score [Knee Society Score]
Post-op discretionary knee activities score
The discretionary knee activities score has a 15-point maximum and is calculated using three activities patients select. The score is the sum of each activity and how bothersome the knee is during the activity (5 point maximum each). [https//www.kneesociety.org/the-knee-society-score]
After; KSS; Lower extremity joint; Ortho; Point in time; PST; QNT; Quan; Quant; Quantitative; Random; Scale; SDOH; Survey; Systemic Coronary Risk Evaluation

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

Post-op discretionary knee activities score [Knee Society Score]Post-op discretionary knee activities scoreSURVEY.ORTHOPEDICSScorePt^PatientQn

Frequently asked questions

Code details

Code100212-0
SystemLOINC
Display namePost-op discretionary knee activities score [Knee Society Score]
DescriptionPost-op discretionary knee activities score
ComponentPost-op discretionary knee activities score
PropertyScore
TimingPt
System (specimen)^Patient
ScaleQn
MethodKnee Society Score
ClassSURVEY.ORTHOPEDICS
Example unitsscore
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.73
Last changed2.73

Part names

Post-op discretionary knee activities scoreScorePt^PatientQnKnee Society ScorePoint 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.