Arthroscopy societies, however, highlight other symptoms and related factors they believe are important, and continue to support limited use of arthroscopic partial meniscectomy in carefully selected patients. Hip arthroscopy was initially used for the diagnosis of unexplained hip pain, but is now widely used in the treatment of conditions both in and outside the hip joint. The most common indication currently is for the treatment of femoroacetabular impingement (FAI) and its associated pathologies. Hip conditions that may be treated arthroscopically also includes labral tears, loose / foreign body removal, hip washout (for infection) or biopsy, chondral (cartilage) lesions, osteochondritis dissecans, ligamentum
Cardiac surgery intracardiac correction of a congenital heart defect using hypothermia was performed by Drs. C. Walton Lillehei and F. John Lewis at the University of Minnesota on 2 September 1952. In 1953, Alexander Alexandrovich Vishnevsky conducted the first cardiac surgery under local anesthesia. In 1956, Dr. John Carter Callaghan performed the first documented open-heart surgery in Canada. Open-heart surgery is any kind of surgery in which a surgeon makes a large incision (cut) in the chest to open the rib cage and operate on the heart. "Open" refers to the chest, not the heart. Depending on the type of surgery, the