牙髓炎的治疗步骤是什么

{"ans_list":[{"answer":"先缓解疼痛，在牙齿上钻一个孔，减轻牙齿内炎症组织的压力，并于内部置药，使牙髓处于消炎的状态，清理干净坏死的牙髓，再次于牙髓腔内置药，使其达到完全无菌、无炎症的状态，病人无不适主诉时，填充牙齿。","doctor":{"department":"口腔科","id":"150412901","img":"http://p1-tt.byteimg.com/img/labis/4629f277d2153ab928f802fb8fd14506~tplv-obj.jpg","name":"李翠","title":"主治医师","toutiao_id":""},"hospital":{"logo":"","name":"湘雅三医院","rank":"三甲"},"publish_date":"2019-10-11","pv":"","tag":null}],"authorize":"N","create_time":"1570733328","description":"我最近牙齿疼的厉害，去医院检查医生说是牙髓炎，牙髓炎的治疗步骤是什么？","id":"xywy_6748789737554706699","kamp":"true","modify_time":"1570733328","origin_url":"https://3g.club.xywy.com/sm/20191011/344894320.htm","related_diseases":"","score":"","source":"寻医问药","source_img":"http://p1-tt.byteimg.com/img/labis/a58a66ccb75c11afbadfd912f977e3cc~tplv-obj.png","source_url":"https://3g.club.xywy.com","specialized":"specialized","subtype":"qa_text","title":"牙髓炎的治疗步骤是什么","type":"medical","url":"https://c.pstatp.com/scene/medical/medical_text/xywy_6748789737554706699"}