上颌第二磨牙远颊根管位于髓底中央1例

• 作 者: 陈虹 宋友杰 徒珂欣 来洁
• 机 构: 北京四季青医院口腔科,
• 出 处: 现代口腔医学杂志
• 发表日期: 2013年06期
• 关键词: 上颌第二磨牙 根管口 髓底 食物嵌塞 叩痛 上颌第一磨牙 后牙 左上颌 腭根 龋洞

上颌第二磨牙常见双管型和三管型,偶见单管型和四管型,根管变异较大,笔者在临床工作中遇到上颌第二磨牙远颊根管位于髓底中央1例,现报告如下。患者,男,49岁,因左上后牙食物嵌塞痛半月就诊。临床检查发现左上颌第二磨牙远中邻牙合深龋洞,腐质软,探及穿髓点,探痛(+),叩痛(-),根尖粘膜无肿胀及窦道,左上颌第

The second maxillary second molar common double tube and three tube type, occasionally single tube and four tube type, root canal variation, the author encountered in the clinical work of the maxillary second molar distal buccal canal is located in the medullary center of a case The report is as follows. Patients, male, 49 years old, due to upper left posterior teeth food embedding pain half a month treatment. Clinical examination revealed that the left maxillary second molar distal mesial occlusion of deep cavities, humus soft, exploration and piercing points, pain (+), percussion pain (-), apical mucosa without swelling and sinus, left maxillary No.