TY - GEN AU - Waleed Elsayed Kishta AU - Akram Hassan Azzam , AU - Hesham Abdulghani , AU - Yehia Noor Eldeen Tarraf , TI - Proximal femoral osteotomy in the treatment of perthes disease / PY - 2008/// CY - Cairo : PB - Waleed Elsayed Kishta , KW - Femoral osteotomy KW - Perthes disease KW - Sphericity N1 - Thesis(Ph.D.) - Cairo University - Faculty of Medicine - Department of Orthopedic Surgery; Issued also as CD N2 - The objective in the surgical treatment of legg - calve - perthes disease is to achieve containment and thus minimize the development of deformities and subsequent osteoarthritis favorable results have been achieved when the involved femoral head has been contained during the active phase of the disease ER -