OVT018 How to Avoid an Extended Trochanteric Osteotomy: Trochanter-Preserving Osteotomies are Better to Remove Well-Fixed Uncemented or Cemented Stems

OVT019 Total Hip Arthroplasty: Anterolateral Approach

OVT020 A Modified Direct Superior Approach for Total Hip Arthroplasty With MRI Evaluation

OVT021 Single-Stage Bilateral Total Hip Arthroplasty for Fused Hips Via the Direct Anterior Approach

OVT022 Synovectomy and Head and Liner Exchange in Revision Total Hip Replacement Using the Direct Anterior Approach