Journal of Oral Science Research ›› 2021, Vol. 37 ›› Issue (7): 671-672.DOI: 10.13701/j.cnki.kqyxyj.2021.07.020

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Endodontic Microsurgery for Destruction of Maxillary Sinus Floor Caused by Maxillary Molar with Apical Cyst: A Case Report

LI Jiatong1, FU Yujie2, MAN Yi3, HUANG Dingming1*   

  1. 1. State Key Laboratory of Oral Diseases & National Clinical Research Center for Oral Diseases & Department of Endodontics, West China Hospital of Stomatology, Sichuan University, Chengdu 610041, China;
    2. Department of Conservative Dentistry and Endodontics, School and Hospital of Stomatology, Tongji University, Shanghai 200072, China;
    3. Department of Implant, West China Hospital of Stomatology, Sichuan University, Chengdu 610041, China
  • Received:2020-12-28 Online:2021-07-28 Published:2021-07-13

Abstract: Odontogenic maxillary sinusitis is caused by maxillary posterior teeth periapical periodontitis. This article reports a case of odontogenic maxillary sinusitis and extensive bone destruction due to apical cyst after root canal treatment failure. The tooth is preserved by endodontic microsurgery with maxillary sinus lift.

Key words: diseases after root canal treatment, periapical disease, endodontic microsurgery, maxillary sinus lift