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Arthroscopy The Journal of Arthroscopic and Related Surgery· 2012Q1

Catastrophic Failure of Hip Arthroscopy Due to Iatrogenic Instability: Can Partial Division of the Ligamentum Teres and Iliofemoral Ligament Cause Subluxation?

Omer Mei-Dan, Mark O. McConkey, Matthew J. Brick

Short summary

A patient developed subluxation, joint space narrowing, and end-stage arthritis requiring hip replacement after arthroscopic labral repair, likely due to partial division of the ligamentum teres and a modest capsulotomy, even with preservation of the labrum and no pincer resection.

AI-generated from the title and abstract; the full text is not read.

Key points

  • A patient developed hip instability, joint space narrowing, and end-stage arthritis requiring hip replacement after arthroscopic labral repair.
  • The complication occurred despite preservation of the labrum and no pincer resection.
  • Partial division of the ligamentum teres and a modest capsulotomy are implicated as potential causes of instability.
  • The case emphasizes the critical role of the ligamentum teres and capsule integrity, especially in patients with mild hip dysplasia.

AI-generated from the title and abstract; the full text is not read.

Abstract

Hip arthroscopy is an evolving surgical tool, and with any new procedure, it is important to learn from the complications encountered. A patient with mild hip dysplasia and a symptomatic labral tear underwent uneventful hip arthroscopy and labral repair including partial debridement of a hypertrophied ligamentum teres. Despite preservation of the labrum, no pincer resection, and a modest capsulotomy, 3 months, subluxation and joint space narrowing were noted. One year, end-stage arthritis was present, requiring total hip replacement. Instability after hip arthroscopy is due to a number of factors, including excessive rim trimming, capsulotomy, overzealous labral resection, or inadequate labral repair. This report emphasizes the importance of the ligamentum teres and small disruptions of the capsule in patients with mild dysplasia.

The authors' abstract, as published at the source. Arthroscopy The Journal of Arthroscopic and Related Surgery, 2012 · DOI ↗

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Field: Surgery

SurgeryMedicine