It is characterized by recurrent and progressive destruction of both elastic and hyaline cartilages as well as connective tissue. 其特徵为反覆性及进行性的破坏弹性软骨，透明软骨及结缔组织。
A type of articulation between bony surfaces that permits limited motion and is connected by ligaments or elastic cartilage,such as that between the vertebrae. 微动关节，允许轻微运动的位于多骨表皮之间的关节，如脊椎骨之间的关节，由肌键或弹性软骨联接。
