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患者鄢××,男,39岁,本院医师.1988年三月五日因左上牙冷,热,甜激惹疼数月,加剧二天就诊。检查:(?)颈部楔状缺损,已穿髓,探痛(+++),无叩痛、松动。处理:将(?)(牙合)面髓腔开放,行根管治疗术。一周后以根管护髓剂(上海五四农场制药厂产)加牙胶尖(上海齿科材料厂产)充填根管,再以磷酸锌粘固粉充填。患者第二天诉充填后八小时感疼痛难忍,不敢咬(牙合)。检查:(?)龈组织充血水肿明显,松动Ⅱ°,叩痛(+++),充填物未松动。无全身症状。处理:
Patients Yan × ×, male, 39 years old, hospital physician. March 5, 1988 due to left upper teeth cold, heat, sweet irritability pain for several months, exacerbated two days of treatment. Check: (?) Neck wedge defect, has been paracentesis, pain (+++), no percussion pain, loose. Treatment: (?) (Occlusal) medullary cavity open, root canal therapy. One week later, the root canal was drenched with root canal agent (produced by Shanghai May 4 Farm Pharmaceutical Factory) plus gutta-percha (manufactured by Shanghai Dental Materials Factory), and filled with zinc phosphate cement. The patient complained of pain and pain for eight hours after filling the next day, dare not bite (occlusion). Check: (?) Gingival congestion and edema significantly, loosening Ⅱ °, percussion pain (+++), the filling is not loose. No systemic symptoms. deal with: