Pleomorphic adenoma has?: (A) Columnar cells enclosing lymphoid stroma, (B) Exclusively myoepithelial cells, (C) Epithelial cells in chondroid matrix, (D) Nests of squamous cells & vacuolated cells containing mucin
Answer is C. Mixed tumour of salivary gland (pleomorphic adenoma) is derived from a single clone (either myoepithelial or ductal reserve cell) and giving rise to two components, namely epithelial and myoepithelial (stromal elements) cells Pleomorphic adenoma: Encapsulated but pseudopodia (fingerlike projections) into the surrounding gland.