The diagnostic challenge of vertical root fracture （垂直根断裂的诊断挑战）.pdf

Case Report The diagnostic challenge of vertical root fracture in endodontically treated teeth: A case report O desafio diagnóstico de fratura radicular vertical em dentes endodonticamente tratados: relato de caso Abstract Pollyanna Queiroz Freitas a Paulo Maria Santos Rabêlo-Júnior b Purpose: To present the diagnostic challenge of a clinical case of vertical root fracture (VRF) in Claúdia Maria Coelho Alves c Soraia de Fatima Carvalho Souza d an endodontically treated mandibular left lateral incisor and discuss the diagnostic methods employed to achieve the conclusive diagnosis. Case Description: At 16 months after endodontic treatment, a 60-year-old female patient reported pain during mastication. Clinically, she presented with an active distolingual fistula a School of Dentistry, Federal University of and a probing depth of 9 mm on the distal aspect of tooth 32. A radiographic examination Maranhão, São Luis, MA, Brazil indicated pear-shaped distal bone loss. The fistula was mapped, which confirmed that the b Department of Oral and Maxillofacial Surgery, lesion had a periodontal origin. A diagnostic hypothesis of a VRF was established. Exploratory School of Dentistry, Federal University of Maranhão, surgery revealed the VRF on the distolingual aspect of the root without separation of the root São Luis, MA, Brazil fragments. c Department of Periodo