Tumor odontogênico cístico calcificante com prolifera？？o ameloblastomosa em seio maxilar

calcifying cystic odontogenic tumors (ccot) with proliferative ameloblastoma are a rare variant among maxillary cysts. this study aims to present a clinical report of an 18-year-old male patient with extra and intra oral swelling of the left maxilla, firm to touch, with normochromic characteristics and painless. the clinical approach comprised cone-beam tomography, incisional biopsy, complete removal of the lesion, curettage and maxilla fixation. his clinical and radiographic follow-up has revealed no relapse after 12 months. hence, this study corroborates the importance of early diagnosis, clinical approach and periodical follow-ups.