TopicHipUpdated‣What is the ideal THR implant positioning?‣What are the risk factors for dislocated THR?‣Controversy - is Hip THR or spine fusion first?‣How does a stiff spine increase risk of Hip dislocation?‣What implant factors increases hip stability?‣What affects the head-neck-ratio/ Primary arc range?‣What features increase acetabular impingement?‣What is the acute management of the THR dislocation?‣What if you cannot reduce the dislocation closed?‣What is the management for FIRST TIME THR dislocation?‣What is the success rate of non operative treatment of THR dislocation?‣What is the investigation for recurrent THR dislocation?‣What surgical principles and options for recurrent THR dislocation?‣Pang Hee Nee: When do you use a constrained cup? What are the limits of dual mobility?‣How do you revise this hip with recurrent dislocation? ‣What are the salvage options?‣Is Dislocated bipolar hemiarthroplasty worse or THR?‣What are the risk factors of Bipolar dislocation?‣PJI in the setting of a unstable hip? [SOA]‣Instability due to eccentric wear, stable implants. What can you do?