Completed

NCT Number: NCT04741269

Asymmetric Lack of Knee Flexion as a Symptom of DLM in Children

Highlighted during the clinical examination of a knee flexion asymmetry, and related to the intraoperative meniscal observations on DLM.

Search for a link between asymmetric bending defect and posterior shift in MCA-type DLM.

Analysis of all patients with symptomatic DLM.

Completed

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Key information

Conditions

Highlights a New Clinical Sign Which Point Out a Meniscus Posterior Luxation Because of a MCA-type DLM

Age range

0 year–18 year

Sex eligibility

All sexes

Study type

Observational

Primary location

Paediatric orthopaedic - Femme Mère Enfant Hospital (HFME)

Lyon, 69005, France

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

< 18 yo
Symptomatic discoid lateral meniscus

Exclusion criteria

Osteochondritis dissecans (OCD)
Asymptomatic and partial DLM observed during arthroscopic exploration for other reasons
Revision knee surgery

Treatment and study plan

Find a link between lack of knee flexion and meniscal posterior luxation fixed

Diagnostic Test

Measure the full flexion angle of the knee using a goniometer. Measure the heel-buttom distance. All measurements are carried out in bilateral and comparative ways.

Search for the meniscal position on MRI and intraoperatively: no shift, anterior, medial, posterior shift.

Primary outcomes

Meniscal posterior shift per-operative

Time frame: During surgery for MCA-type DLM

Visualization of a dislocated posterior meniscus during arthroscopy, before any reduction or meniscoplasty procedure

Sponsors and collaborators

Lead sponsor

Hospices Civils de Lyon

Other

Registry information

Important dates

Study start: 2020
Primary completion: 2020
Study completion: 2020
First posted: Feb 5, 2021
Registry last updated: Dec 19, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.