试题与答案

患者两周前因为左下第一恒磨牙面深龋一次垫底树脂充填后,术后一直冷热刺激痛,叩诊(+)

题型:单项选择题

题目:

患者两周前因为左下第一恒磨牙面深龋一次垫底树脂充填后,术后一直冷热刺激痛,叩诊(+),去除充填物仍未见穿髓孔,氧化锌丁香油糊剂安抚,仍然有冷热刺激痛不缓解,其原因可能是()

A.洞形制备不当

B.充填材料刺激

C.有咬合高点

D.对牙髓的活力判断有误

E.腐质未去尽

答案:

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