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The need for a dose constraint in hip prosthesis to minimize later hip dysfunction. A retrospective analysis of
Vassilis Kouloulias1, Maria Protopapa2, Anna Zygogianni3
1Radiotherapy Unit, Medical School, 2nd Department of Radiology, National and Kapodistrian University of Athens, ATTIKON University Hospital, Chaidari, 12462, Greece.
Abstract:
Results from a single-institution study support the need of a dose constraint for patients who have previously undergone hip replacement surgery. Our study provides evidence that a dose above 30 Gy to the area of hip prosthesis is significantly correlated with later hip arthroplasty dysfunction as measured by the Harris Hip Score. As total hip arthroplasty becomes more and more common, it is urgent to further look into radiation therapy treatment parameters that can be modified to improve the quality of life of patients who receive pelvic irradiation after hip arthroplasty. Further prospective studies are needed to extract safe conclusions.

