tailieunhanh - Báo cáo khoa hoc:" Neck fracture of a cementless forged titanium alloy femoral stem following total hip arthroplasty: a case report and review of the literature"

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Neck fracture of a cementless forged titanium alloy femoral stem following total hip arthroplasty: a case report and review of the literature | Journal of Medical Case Reports BioMed Central Open Access Case report Neck fracture of a cementless forged titanium alloy femoral stem following total hip arthroplasty a case report and review of the literature Theodoros B Grivas Olga D Savvidou Spyridon A Psarakis Pierre-Francois Bernard George Triantafyllopoulos Ioannis Kovanis and Panagiotis Alexandropoulos Address Orthopaedic Department Thriasio General Hospital G. Gennimata Avenue Magula 19600 Greece Email Theodoros B Grivas - grivastb@ Olga D Savvidou - olgasavvidou@ Spyridon A Psarakis - psarakis_s@ Pierre-Francois Bernard - info@ George Triantafyllopoulos - geotriantas@ Ioannis Kovanis - kovaniss@ Panagiotis Alexandropoulos - panos72g@ Corresponding author Published 6 December 2007 Received 2 July 2007 . J . Accepted 6 December 2007 Journal of Medical Case Reports 2007 1 174 doi l 752-1947-1-174 This article is available from http content 1 1 174 2007 Grivas et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract_ Introduction Fractures of the neck of the femoral component have been reported in uncemented total hip replacements however to our knowledge no fractures of the neck of a cementless forged titanium alloy femoral stem coated in the proximal third with hydroxy-apatite have been reported in the medical literature. Case presentation This case report describes a fracture of the neck of a cementless forged titanium alloy stem coated in the proximal third with hydroxy-apatite. Conclusion The neck of the femoral stem failed from fatigue probably because