A.進(jìn)行完善的牙周治療 B.適當(dāng)增加基牙 C.后牙固位體盡量設(shè)計(jì)齦上邊緣 D.減輕橋體所受力 E.戴用自凝樹脂暫時(shí)橋觀察,待牙周條件改善之后換作永久性修復(fù)體
A.老年患者,牙槽骨吸收不超過根長(zhǎng)1/3 B.老年患者,余留牙動(dòng)度不超過Ⅰ° C.拔牙后3個(gè)月,拔牙創(chuàng)未完全愈合,牙槽嵴吸收未穩(wěn)定 D.缺牙區(qū)毗鄰牙牙髓病變已行完善的根管治療 E.對(duì)頜牙伸長(zhǎng)導(dǎo)致缺牙間隙齦高度過小,而能夠采取措施調(diào)磨短對(duì)頜伸長(zhǎng)牙
A.頜6>7>3>4>5>1>2 B.下頜6>7>4>5>3>2>1 C.下頜6>7>4>3>5>2>1 D.上頜6>7>3>4>5>1>2 E.上頜6>7>3>5>4>1>2