唾液腺的增龄与再生性变化 唾液量减少而粘稠 o腺泡变性和萎缩,导管扩张增生, 间质纤维化,脂肪细胞增多,炎细 胞浸润 Department Oral Pathology, Shandong University http://1.51.214.13Department Oral Pathology, Shandong University http://1.51.214.13 唾液腺的增龄与再生性变化 唾液量减少而粘稠: 腺泡变性和萎缩,导管扩张增生, 间质纤维化,脂肪细胞增多,炎细 胞浸润