Conclusion : Occlusal dysfunction is frequently observed in geriatric partial and total anodontia .

结论：老年缺牙 患者多 伴有合 机能障碍；

81 patients with anodontia their total anodontia teeth are 383.The results showed that dental caries and anodontia occupy the main disease for the old the curative rate decreases obviously with the age 's increasing .

有81名患者牙齿有缺失， 缺失牙 数为 383个.龋病、缺失牙仍是老年人的主要口腔疾患，其患病率随年龄递增，治疗率明显下降。