题目内容
患儿,男,8岁,上前牙外伤折断1小时。局部检查:冠斜折,切角缺损,牙髓暴露,触痛明显,松动(-)。首选的治疗是
2022-03-29
A.盖髄术
B.根管治疗+桩冠修复
C.牙髄摘除术
D.根尖诱导成形术
E.活髓切断术
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