An Investigation of the Clinico-histopathologic Trend of Salivary Gland Tumors in Amir Alam Hospital During 2010- 2019: A Retrospective Study

Background: The incidence and mortality rates of salivary gland tumors have increased according to previous evidence. No study has so far focused on the trend clinical histopathologic patterns in Iran. Therefore, aim was investigate clinico-histopathologic a retrospective, cross-sectional, institutional from 2010-2019 Amir Alam hospital. Methods: archived medical records were collected patients with diagnosis benign malignant hospital, Tehran during (April-April) 2010- 2019. Demographic data features, including tumor size, lymph node involvement, vascular invasion, perineural differentiation retrieved, samples categorized reviewed based new classification head neck tumors. Finally, frequencies characteristics determined expressed as numbers (percentage values). Results: Of 1203 tumors, 77.6% 22.4% malignant, respectively. 37 (22.2%) 2010 178 (364.9%) In collection total samples, relatively steady 23 (13.8%) 27 (55.35%) However, an increase low-grade found 12.5% 80% Conclusions: higher degree malignancy had increasing hospital 2010-2019.