One-Leg Standing Radiograph: A Novel Technique to Evaluate the Severity of OA Knee

Overview

The purpose of this study is assess the severity of osteoarthritic knee between one-leg and both-leg standing radiograph in primary OA knee

Full Title of Study: “One-Leg Standing Radiograph: A Novel Technique to Evaluate the Severity of Knee Osteoarthritis”

Study Type

  • Study Type: Observational [Patient Registry]
  • Study Design
    • Time Perspective: Prospective
  • Study Primary Completion Date: November 2012

Detailed Description

All patients were performed digital radiographs which one-leg and both-leg standing anteroposterior view. Medial and lateral joint space width were measured. The severity of OA knee was identified by the Kellgren-Lawrence (KL) classification.

Interventions

  • Procedure: radiographic of standing knee
    • the patients stand on their one leg with pillar support and both-leg then shoot the x-ray beam to their knee

Arms, Groups and Cohorts

  • One-leg standing view
  • both-leg standing view

Clinical Trial Outcome Measures

Primary Measures

  • Change of joint space with between one-leg standing and both-leg standing radiographs in OA knee patients
    • Time Frame: one day

Secondary Measures

  • Change of radiographic grading between one-leg and both-leg standing AP views in OA knee patients
    • Time Frame: one day

Participating in This Clinical Trial

Inclusion Criteria

  • Bilateral knee pain more than 3 months Exclusion Criteria:

  • Inflammatory OA knee – previous knee injury – previous knee infection – previous knee surgery – pregnant women – unable to bear weight on one leg

Gender Eligibility: All

Minimum Age: 40 Years

Maximum Age: 90 Years

Are Healthy Volunteers Accepted: No

Investigator Details

  • Lead Sponsor
    • Thammasat University
  • Provider of Information About this Clinical Study
    • Principal Investigator: Supakit Kanitnate, Department of orthopeadic surgery – Thammasat University
  • Overall Official(s)
    • supakit kanitnate, M.D., Principal Investigator, orthopaedic department

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