Radiological Outcomes of Uncemented Total Hip Replacement: A Prospective Study on Implant Positioning and Alignment
Narendra Singh Kushwaha1, Raza Ahmad Khan, Dharmendra Kumar
1Department of Orthopaedic Surgery, King George Medical University, Lucknow, Uttar Pradesh, India.
Annals of African Medicine
|April 8, 2026
Summary
Uncemented total hip arthroplasty (THA) shows good immediate radiological results in Indian patients. Precise implant positioning is key for successful long-term outcomes and fewer complications.
Area of Science:
- Orthopedic surgery
- Arthroplasty
- Radiology
Background:
- Total hip arthroplasty (THA) is a standard treatment for advanced hip disease.
- Cementless fixation offers biological fixation and durability.
- Limited data exist on immediate postoperative radiological outcomes in Indian patients undergoing uncemented THA.
Purpose of the Study:
- To evaluate immediate postoperative radiological parameters in patients undergoing unilateral uncemented THA.
- Study conducted at a tertiary center in North India.
Main Methods:
- Prospective study design.
- Analysis of standardized postoperative radiographs.
- Assessment of acetabular cup inclination and anteversion.
- Evaluation of femoral stem alignment and limb length discrepancy.
Main Results:
- Most acetabular and femoral components were within acceptable radiological ranges.
- Minor deviations occurred in some cases due to intraoperative challenges.
- Limb length discrepancy was minimal and clinically insignificant.
Conclusions:
- Uncemented THA achieved satisfactory immediate radiological outcomes.
- Good surgical precision was reflected in implant positioning.
- Regular assessment of implant positioning is crucial for long-term success and complication reduction.
