Alterações dentárias em pacientes submetidos à quimioterapia e radioterapia

Abstract

Objective: To evaluate dental abnormalities found in patients who underwent chemotherapy and radiotherapy. Methods: We reviewed medical records from 1991 to 2008, and as a criterion for inclusion age limit of 12 years, and clinical examinations and radiographic observation for the changes. Results: The sample of thirty patients, sixteen male and fourteen female, mean age of start for cancer treatment five years. The incidence of childhood cancer in the study was 60% for acute lymphoid leukemia (ALL), 16% lymphomas and 23% other tumors. The median duration of chemotherapy was twenty months, and 6106 cGy irradiation. In this study 56% of cancer patients had at least one change dental enamel hypoplasia in 33% of patients, followed by microdontia with 23%. Hypoplasia enamel committed the crown of all teeth and changes in size, microdontia the second molars and second premolars. Conclusion: The results showed that at the beginning of therapy, patients with a mean initial age of two years and two months showed microdontia and four years and six months hypoplasia.