TY - GEN AU - Mohamed Abdelaziz Mohamed AU - Maged Elhakim , AU - Wissam Gazalah , TI - Effect of root canal surface finishes on the retention of cast and ready - made posts / PY - 2005/// CY - Cairo : PB - Mohamed Abdelaziz Mohamed , KW - Ready - made posts KW - Root canal surface finishes N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Oral and Dental Medicine - Department Of Prosthodontics; Issued also as CD N2 - The loss of tooth structure makes retention of subsequent restorations more problematic and increases the likelihood of fracture during functional loading (65) The main function of a post is to provide retention and support of the core , which retains the final restoration without comporomising the thickness of the root canal wall as well (62 , 76) It is believed that retention of a post is vital for long - term success of the final restoration UR - http://172.23.153.220/th.pdf ER -