Prognostic factors of carcinoma ex pleomorphic adenoma of the salivary glands, with emphasis on the widely invasive carcinoma: a clinicopathologic analysis of 361 cases in a Chinese population

Widely invasive Ca-ex-PA had a much worse clinical outcome compared with noninvasive or minimally invasive Ca-ex-PA. T stage and N stage are the most important independent factors for predicting prognosis in Chinese patients with widely invasive Ca-ex-PA.