Peripheral ameloblastoma after treatment of adenomatoid odontogenic tumor of the lower jaw: Clinical case with literature review

Abstract

Background. The diseases belonging to the group of benign epithelial odontogenic tumors have a high prevalence nowadays. Some tumors in this group are rare. One of such rare tumors is peripheral ameloblastoma. Description of the clinical case. Patient A., 40 years old, was first treated for adenomatoid odontogenic tumor in Stavropol in 2008, the treatment included cystectomy. In 2012, she referred to MSUMD with complaints on the changes in face configuration. The following treatment was carried out: Removal of the tumor with segmental resection of the body and left branch of the lower jaw, followed by simultaneous reconstruction of the defect with an iliac crest bone autograft and replantation of the condylar process of the lower jaw on the left. In 2018-2019, the patient re-applied to the CMC MSUMD with complaints on the recurrent pain in soft tissues of the left mandible area. The following treatment was performed: Removal of the tumor of the left buccal region. The pathological diagnosis: Peripheral ameloblastoma. Conclusion. We have described the main clinical, radiological and histological characteristics of peripheral ameloblastoma and the main stages of treatment of patients with this pathology.