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Meniscal Ramp Lesions: What the Radiologist Needs to Know
Sara Escoda Menéndez1, Pedro García González1, Ana Rosa Meana Morís2
1Department of Radiology, Clínica Molinón, Av. del Molinón, 265, 33203 Gijón, Asturias, Spain.
Academic Radiology
|March 5, 2021
Summary
Meniscal ramp lesions, often missed during surgery, are linked to anterior cruciate ligament (ACL) tears and knee instability. Accurate MRI diagnosis is crucial for successful ACL reconstruction and preventing graft failure.
Area of Science:
- Orthopedics
- Sports Medicine
- Radiology
Background:
- Meniscal ramp lesions involve the posterior horn of the medial meniscus and its attachments.
- These injuries are frequently associated with anterior cruciate ligament (ACL) tears, impacting knee biomechanics and stability.
- Underdiagnosis is common due to their location, necessitating improved diagnostic methods.
Purpose of the Study:
- To review current literature on meniscal ramp lesions.
- To summarize anatomical, biomechanical, and diagnostic features.
- To emphasize radiological findings for preoperative diagnosis.
Main Methods:
- Literature review of recent studies on meniscal ramp lesions.
- Analysis of anatomical and biomechanical data.
- Synthesis of radiological diagnostic criteria, particularly MRI findings.
Main Results:
- Meniscal ramp lesions are significant in ACL-deficient knees, contributing to instability.
- Untreated ramp lesions can lead to ACL graft failure.
- Accurate preoperative diagnosis via MRI is vital for surgical planning.
Conclusions:
- Meniscal ramp lesions require careful consideration in patients with ACL tears.
- Enhanced diagnostic accuracy, especially with MRI, is essential for timely intervention.
- Addressing ramp lesions during ACL reconstruction improves outcomes.
Keywords:
Knee instabilityMagnetic resonance imagingMeniscocapsular ligamentMeniscotibial ligamentRamp lesionMore Related Videos
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