If patient still has severly functional impairment after conservetive treatment of degeererative or resorptive joint diseases, the arthrectomy or artificial joint replacment could be considered.

• 严重的退化性或吸收性关节疾病经过保守性的治疗后，若病人仍有极度的功能障碍，则可考虑关节切除或人工关节置换。