Palmdale Regional Medical Center offers a comprehensive range of surgical treatments for orthopedic problems The team of orthopedic surgeons, nurses and staff at Palmdale Regional Medical Center evaluate and treat hip and knee problems, including arthritis surgery and joint replacement.In this segment, Dr. Justin Sherfey, orthopedic surgeon and member of the Medical Staff at Palmdale Regional Medical Center, explains that when chronic pain, together with impairment of daily function, such as walking, climbing stairs and even rising from a sitting position, can be reasons to consider hip arthroscopy.