Patient:When I open my mouth , I feel a pain in front of the ear and in the head .患者:当我张嘴时,我感到耳朵前面和头都痛。Doctor:Since when have you had this condition ?患者:有一次我咬了硬的东西之后发生的。Do you feel sore here when I press this place ?将你的下颌向左右动一下。患者:是的,很痛。Doctor:There is so ......