Clinical Trial of Concomitant Hip Arthroscopy During PAO


About this study

The study will assess the outcomes of patients treated with concomitant hip arthroscopy at the time of periacetabular osteotomy (PAO) for patients with hip dysplasia compared with patients treated with PAO alone.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:

  • Diagnosis of hip dysplasia (DDH) electing periacetabular osteotomy (PAO) for treatment
  • Skeletally mature
  • Age 18 - 45
  • Tonnis Grade 0 or 1 osteoarthritis (minimal or no arthritis)
  • Ability to receive a standard of care preoperative (magnetic resonance imaging) MRI arthrogram of the hip

Exclusion Criteria:

  • Pregnant women
  • Previous surgery about the hip
  • Patients receiving PAO for acetabular retroversion in the absence of DDH
  • Previous hip arthroscopy to address intra-articular pathology

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Rafael Sierra, M.D.

Open for enrollment

Contact information:

Jessica Stutzman

(507) 266-1227

More information


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