Discoid LaterL Meniscus: A Concise Literature Update.

Arch Bone Jt Surg

Department of Orthopedic Surgery, La Paz University Hospital-IdiPaz, Madrid, Spain.

Published: January 2024

AI Article Synopsis

  • Discoid lateral meniscus (DLM) is a common congenital issue that can lead to knee problems like osteoarthritis due to its tendency to degenerate and tear.
  • MRI can be useful in diagnosing DLM and determining instability, aiding in surgery decisions, while arthroscopic assessment should complement MRI for a full diagnosis.
  • To maintain knee function, it's crucial to restore the normal shape and stability of the DLM, with partial meniscectomy as the preferred treatment approach over total or subtotal meniscectomy for better long-term outcomes.

Article Abstract

Discoid lateral meniscus (DLM) is the most frequent congenital variant of the lateral meniscus, which is prone to degeneration and tears, and frequently causes knee osteoarthritis. The purpose of this article has been to analyze the publications made during 2023 on DLM. The main conclusions of the analysis were as follows: MRI assessment might be helpful to diagnose DLM and detect the presence of instability: two main factors in the decision to perform surgery. Arthroscopic assessment should be utilized in conjunction with MRI findings for complete DLM diagnosis. Restoring the normal shape, retaining adequate width and thickness, and ensuring the stability of the remnant DLM is essential to sustaining the physiological function of the meniscus and preserving the knee. Partial meniscectomy with or without repair should be the first-line treatment when feasible, given that the clinical and radiological long-run results of total or subtotal meniscectomy are worse.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC11070678PMC
http://dx.doi.org/10.22038/ABJS.2023.73940.3422DOI Listing

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