Results Masticator space involvement is visualized on CT and MRI as effacement of the fat plane, swelling of the masticatory muscles, and erosion of the mandibular ramus.

• 结果咀嚼肌间隙病变的CT、MRI表现为间隙内脂肪密度影消失，界限欠清，咬肌肿胀，有时可见下颌骨破坏。