<prompt> Following is true about pleomorphic adenoma except -it is also called mixed tumorIt most commonly inrolves the parotid glandDoes not involve the submandibular glandIt is the commonest neoplasm of the salivary glands  <response>: Ans. is c i.e., Does not involve the submandibular glandPleomorphic adenomao This is the Commonest neoplasm of Salivary glands.o The most Common salivary gland involved is Parotid - represent about 60 tumors in the parotid,o Submandibular and minor salivary glands may also be involved rarely,o Pleomorphic adenoma - Parotid Submandibular minor salivary glands.o They are derived from a mixture of ductal epithelial and myoepithelial cells and therefore they show both epithelial and mesenchymal differentiation - Also called mixed tumor. 