joint disorder AE temporomandibular joint syndrome AE QY, JX, HY 颞下颌关节综合征 This is an AE which is an umbrella term covering pain and dysfunction of the muscles of mastication (the muscles that move the jaw) and the temporomandibular joints (the joints which connect the mandible to the skull). 10043220 http://en.volupedia.org/wiki/Temporomandibular_joint_dysfunction