Sir, I am a 38 years old man suffering from an auto immune disease known as adult stills disease since last two years is being treated with steroids and other immuno suppressant known as biological agents with little releif, due to prolonged steroid use I have developed avascular necrosis in my left hip with significant damage, doctors have suggested total hip replacement. What are the difficulties which I will face for rest of my life after total hip replacement, please advise.