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Updated: Jul 14, 2026
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Individualized Stem-positioning in Calcar-guided Short-stem Total Hip Arthroplasty
Published on: February 27, 2018
Re-irradiation to prevent ectopic bone formation after major hip surgery
F J Andreu Martínez1, V Tormo Ferrero, R Cardenal Macía
1Servicio de Oncología Radioterápica, Hospital Universitari Sant Joan, Sant Joan d'Alacant, Alicante, Spain. andreu_fra@gva.es
Summary
Ectopic bone formation after hip replacement is usually asymptomatic. Radiotherapy effectively prevents this condition, and re-irradiation is safe for patients requiring further surgery.
Area of Science:
- Orthopedic Surgery
- Radiation Oncology
- Bone Metabolism
Background:
- Ectopic bone formation (EBF) is a potential complication following total hip arthroplasty (THA).
- While often asymptomatic, EBF can necessitate revision surgery in some cases.
- Radiotherapy is an established method for preventing EBF after THA.
Observation:
- This case report details the use of single-dose re-irradiation in a patient undergoing revision hip surgery.
- The objective was to prevent post-operative ectopic bone formation.
- The patient's history included previous radiotherapy for EBF prevention.
Findings:
- Re-irradiation of the hip was administered as a single dose.
- The procedure was found to be possible and safe in this context.
- The aim was to prevent recurrence or new instances of EBF.
Implications:
- Single-dose re-irradiation may be a viable option for managing EBF risk in revision THA.
- This approach could help reduce the need for further interventions related to EBF.
- Further research is warranted to establish optimal protocols for re-irradiation in THA patients.