Introduction
DVT prophylaxis in joint replacement arthroplasty is a highly varied, controversial and constantly evolving topic in orthopaedic surgery. To bring us up to date with the current issues, Drs. Dunbar, Mahomed, McCalden, Zukor, and Vendittoli will discuss the use of Heparin, the use of low-molecular-weight Heparin, the use of new oral agents, the use of Warfarin, and the length of prophylaxis respectively.