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患者,男,29岁,因右侧前牙牙龈反复起包1月前来求诊。专科检查:张口度正常,32间颊侧牙龈可见一瘘管,距龈缘约5 mm,挤压有血渗出,32未见牙体硬组织疾患,2牙冠窄小,冷(-),叩(-),松(-);3冷(-),叩(-),松(-)。牙胶示踪片示2根尖暗影(图1),余未见明显异常。诊断:2慢性根尖周炎。处理:2开髓,拔髓,根管内渗血较多,插针以帮助确定根管工作长度(图2),提示2可能为3根管,根管显微镜下探查到其余2个根管口,用G钻扩大根管口,3个根管口呈颊腭向排列(图3),Raypex 5根尖定位仪结合X线片确定根管工作长度,Pro Taper
Patient, male, 29 years old, comes in for treatment on the right side of the gums on the right side from January to January. Specialist examination: Normal mouth opening, a fistula was observed in 32 buccal gingivaes, about 5 mm from the gingival margin, exudation with blood exudation, 32 no hard tooth disease, 2 narrowing of the crown, cold (-), Knock (-), loose (-); 3 cold (-), knock (-), loose (-). Tooth tracing film showed two apical shadow (Figure 1), Yu no obvious abnormalities. Diagnosis: 2 chronic apical periodontitis. Treatment: 2 open pulp, pulp, bleeding more in the root canal, pin to help determine the working length of the root canal (Figure 2), suggesting that 2 may be 3 tubes, root canal microscope to explore the remaining two root canal Mouth, with G drill to expand the root canal mouth, three root canal mouth was palatal palate arrangement (Figure 3), Raypex 5 apex locator combined with X-ray film to determine the working length of the root canal, Pro Taper