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患者女，２５岁，因左下后牙疼痛１周，加重２ｄ来诊。查：３６面深龋，龋洞内有少量腐败牙本质，探痛（），叩痛（＋），未穿髓，冷诊（＋），热诊（），诊断：３６慢性牙髓炎急性发作。涡轮机钻开髓，见３６髓腔内有多量脓血性分泌物流出。止血后，丁香油棉球安抚...
Female patient, 25 years old, because of left lower back tooth pain for 1 week, increased 2d to the clinic. Acute caries (36), Carious small teeth inside the caries cavity, Pain (), Percussion pain (+), No pierced pulp, Cold consultation (+), Hot consultation (), Diagnosis: 36 Chronic teeth Acute onset of myelitis. Turbine drill open the marrow, see 36 there is a large amount of pus bloody discharge. After bleeding, clove oil cotton balls pacify ...