The so-called chronic arthrosis(CA)usually means a series of joint arthr opathies,which include osteoarthr osis,rheumotoid arthrosis,traumatic arthrosis et a l.

• 慢性关节炎多指骨关节炎、类风湿性关节炎、创伤性关节炎和股骨头坏死引起的关节病变。