Osteoarthritis is a very common cause of hip pain and discomfort. There seems to be a lot of confusion about proper treatment of arthritis in the hip joint. I receive many questions from patients at my clinics about this topic. Let’s go into further detail about osteoarthritis and whether or not total hip replacement surgery is necessary. The most common questions about osteoarthritis that I receive are: 1. Why did I develop osteoarthritis? 2. How do you treat osteoarthritis?