As for non-sialolith (including proliferation and mucus plug) cases in parotid gland, 36 cases were treated effectively by lavage and dilation under sialendoscopy, successful rate is 87.5%.

• 对于腮腺导管内增生及黏液栓子病例，涎腺镜辅助下导管扩张和灌洗的有效率为87.；5%25。