Distribution and frequency of parotid gland tumors in the Anhui province: A retrospective multicenter study of 758 cases

Parotid gland tumors are rare, exhibit complex histopathology, and often lack early clinical symptoms. Epidemiological and pathological features of parotid gland tumors in Anhui province, China, have not yet been reported. This study aimed to retrospectively analyze the distribution and histopathological characteristics of parotid gland tumors in Anhui province. We retrospectively analyzed the clinical data from 758 patients with parotid gland tumors admitted to three centers from January 2018 t