Clark等将其分为：i

1.盘突不协调包括11①关节表面异常；②关节盘移位；③关节盘粘连；④关节盘穿孔。

2.髁突滑动受限。

3.关节半脱位或脱臼。

引自：i

Akerman1S，lKopp1S，lRchlin1M.Macroscopic1and1microscopic1appearance1of1radiologic1findings1in1temporomandibular1joints1from1elderly1individuals.An1autopsy1study.Int1J10ral1Maxillofac1Surg，l1988，l17：i58～63

Clark1G1T.Seligman1D1A，lSolberg1W1K，let1al.Guidelines1for1the1examination1and1diagnosis1of1temporomandibular1disordeis.J1Craniomandib1Disord，l1989，l3：i7～14