<prompt> Warthins tumor is tumor of which gland?Parotid glandSubmandibular glandLingual glandMinor salivary glands  <response>: Ans. a Parotid glandRef: Bailey Love 26th ed. 733RememberWARTHIN TUMOUR An exclusive tumor of parotid gland Second most common benign parotid tumor 5 Most common bilateral benign neoplasm of the parotid Marked male as compared to female predominance Occurs later in life sixth and seventh decades Presents as a lymphocytic infiltrate and cystic epithelial proliferation May represent heterotopic salivary gland epithelial tissue trapped within intra-parotid lymph nodes Incidence of bilaterality and multi-centricity of 10 Malignant transformation rare. 