患者上颌牙列缺损,下颌为天然牙列,曾做上颌可摘局部义...

患者上颌牙列缺损,下颌为天然牙列,曾做上颌可摘局部义齿修复,但义齿反复折断,此次要求重新修复。口腔检查上颌仅剩<img src='https://img2.soutiyun.com/shangxueba/ask/17478001-17481000/17480272/2015113009081248022.jpg' />;<img src='https://img2.soutiyun.com/shangxueba/ask/17478001-17481000/17480272/2015113009081248022.jpg' />MOD银汞充填后,<img src='https://img2.soutiyun.com/shangxueba/ask/17478001-17481000/17480272/201511300908522332.jpg' />面低于<img src='https://img2.soutiyun.com/shangxueba/ask/17478001-17481000/17480272/201511300908522332.jpg' />平面约1mm,不松动;<img src='https://img2.soutiyun.com/shangxueba/ask/17478001-17481000/17480272/201511300908142609.jpg' />过长高于<img src='https://img2.soutiyun.com/shangxueba/ask/17478001-17481000/17480272/201511300908522332.jpg' />平面约1.5mm,<img src='https://img2.soutiyun.com/shangxueba/ask/17478001-17481000/17480272/2015113009081549338.jpg' />舌尖较锐,<img src='https://img2.soutiyun.com/shangxueba/ask/17478001-17481000/17480272/201511300908177917.jpg' />高于<img src='https://img2.soutiyun.com/shangxueba/ask/17478001-17481000/17480272/201511300908522332.jpg' />平面约2mm,下颌牙均不松动,下颌弓宽于上颌弓,颌间距离正常 A.在义齿设计时,需特别注意不应当().A.选择耐磨的瓷牙 B. 尽量增加基托的厚度 C. 尽量伸展基托范围,分散<img src='https://img2.soutiyun.com/shangxueba/ask/17478001-17481000/17480272/2015113009094942977.jpg' />力 D. 将后牙排在牙槽嵴顶 E. 将人工牙排成正常的覆盖

时间:2023-08-20 17:05:31

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