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Hip Arthroscopic Surgery With Labral Preservation and Capsular Plication in Patients With Borderline Hip Dysplasia: Minimum 5-Year Patient-Reported Outcomes: Response

Authors: Ashberg L, Chaharbakhshi EO, Perets I, Yuen LC, Walsh JP, Domb BG

DOI: 10.1177/0363546519825641

Background

  • Borderline hip dysplasia (LCEA 20–25°) presents a treatment challenge. While traditionally treated with periacetabular osteotomy (PAO), arthroscopy with labral preservation and capsular plication is increasingly used.

Methods

  • A cohort of patients with borderline dysplasia underwent hip arthroscopy with labral preservation and capsular plication. PROs were tracked over at least 5 years.

Key Findings

  • Significant and durable improvements were achieved in function and pain metrics.
  • The majority of patients maintained improvements at midterm follow-up, with low conversion to total hip arthroplasty.

What Does This Mean for Providers?

  • In carefully selected patients with borderline dysplasia, arthroscopic intervention with capsular plication and labral preservation yields favorable outcomes.
  • Preoperative evaluation should include detailed imaging and functional assessment to assess candidacy.
  • While not a substitute for PAO in true dysplasia, arthroscopy may suffice in borderline cases when instability is addressed intraoperatively.