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Postoperative dropfoot after cementless total hip arthroplasty
L Linclau1, G Dokter, P Gutwirth
1Orthopedic Department, Eeuwfeestkliniek, Antwerpen, Belgium.
Acta Orthopaedica Belgica
|January 1, 1995
Summary
Postoperative dropfoot can occur after cementless total hip replacement. This complication may be linked to cementless components, particularly when combined with Low Molecular Weight Heparin.
Area of Science:
- Orthopedic Surgery
- Neurology
Background:
- Postoperative sciatic nerve palsy is a rare complication following total hip replacement.
- The etiology of sciatic nerve palsy in this context is multifactorial, including surgical technique, component positioning, and hematoma formation.
Purpose of the Study:
- To investigate the potential association between cementless total hip replacement components and the occurrence of postoperative dropfoot.
- To explore contributing factors, including the use of Low Molecular Weight Heparin.
Main Methods:
- Retrospective analysis of seven patients who developed dropfoot after cementless total hip replacement between 1989 and 1993.
- Review of existing medical literature on sciatic nerve palsy post-total hip arthroplasty.
Main Results:
- Seven cases of postoperative dropfoot were identified following cementless total hip arthroplasty.
- The study suggests a potential link between cementless implants and sciatic nerve injury.
Conclusions:
- Cementless components in total hip replacement may be a contributing factor to sciatic nerve palsy.
- The risk may be elevated when cementless components are used in conjunction with Low Molecular Weight Heparin therapy.