特纳(Turner)牙是由于A:服用四环素所致 B:饮水氟含量过多所致 C:患儿严重的发热性疾病所致 D:先天发育缺陷 E:乳牙根尖周严重感染所致

作者: tihaiku 人气: - 评论: 0
问题 特纳(Turner)牙是由于
选项 A:服用四环素所致 B:饮水氟含量过多所致 C:患儿严重的发热性疾病所致 D:先天发育缺陷 E:乳牙根尖周严重感染所致
答案 E
解析 特纳牙是釉质发育不全中的一种,常见于乳牙根尖周严重感染,导致继承恒牙釉质发育不全。

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