Results CT values of parotid and submandibular gland decreased with aging, whereas no significant age change in CT values occurred in the masseter and sterocleidomastoid muscles.

• 结果 腮腺和颌下腺的CT值随着年龄增加逐渐降低，而嚼肌、胸锁乳突肌的CT值的增龄性改变不显著。