Journal of Dental Rehabilitation and Applied Science (구강회복응용과학지)

Korean Academy of Stomatognathic Function and Occlusion (대한턱관절교합학회)
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Periodontal and prosthetic treatment of maxillary incisors with pathological tooth migration: a case report with 10-year follow-up

병적 치아 이동된 상악 전치의 치주, 보철 치료 후 10년 경과 증례

  • Kim, So-Yeun (Department of Prosthodontics, School of Dentistry, Kyungpook National University) ;
  • Kwon, Eun-Young (Department of Periodontology, Dental Clinic Center, Pusan National University Hospital)
  • 김소연 (경북대학교 치과대학 치과보철학교실) ;
  • 권은영 (부산대학교병원 치과진료센터 치주과)
  • Received : 2021.08.03
  • Accepted : 2021.11.30
  • Published : 2022.03.31
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Abstract

Anterior tooth spacing is observed by pathological tooth movement (PTM), which is common in periodontal patients. And various occlusal factors contribute to PTM, especially in the maxillary anterior region, when there is excessive occlusal force, flaring due to position problem easily occurs. Teeth with loss of periodontal support tissue can secure stability when expanding the support area through intentional splinting, and change the occlusion when restored as a fixed prosthesis. After confirming the stable occlusion through the provisional prosthesis, it can be transferred to the final prosthesis through CAD-CAM. In this case, we present a long-term stable case through accurate diagnosis and treatment of the maxillary anterior teeth that have lost interdental contact.

전치부 치간 사이 공간은 치주 환자에게 흔히 발생되는 병적 치아 이동(PTM, pathological tooth migration)과 함께 자주 관찰된다. PTM에는 다양한 교합적 요인들이 기여하는데 특히 상악 전치부에서는 과도한 교합력이 있을 때 위치 문제로 인한 불리함 때문에 치간 이개가 쉽게 발생한다. 치주 지지 조직이 소실된 치아는 의도적인 연결 고정(splinting)을 통해 지지 면적을 확장하면 안정성이 증가될 수 있다. 또한 고정성 보철물로 수복 시에는 불리한 교합을 유리한 형태로 바꿀 수 있다. 임시보철물을 통해 안정적 교합을 확보 후 이것을 최종보철물로 옮기는 일은 CAD-CAM을 통하여 가능하다. 본 증례에서는 치간 접촉이 상실된 상악 전치부에서 정확한 진단과 치료를 통해 장기적으로 안정적인 결과를 보여 소개하고자 한다.

Keywords

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