 The risks of surgery include risk of anesthesia, infection, bleeding, changes in sensation and motion extremity, failure to relieve pain or restore the articular cartilage, possible need for other surgical procedures, and possible early arthritis. 
The risks of surgery include risk of anesthesia , infection , bleeding , changes in sensation and motion extremity , failure to relieve pain or restore the articular cartilage , possible need for other surgical procedures , and possible early arthritis .