label: Salivary Gland Inverted Ductal Papilloma
label_lc: salivary gland inverted ductal papilloma
description: "A very rare benign tumor of the minor salivary glands, characterized by a luminal papillary proliferation that arises at the junction of the salivary gland duct and the oral mucosal surface epithelium and expands as a nodular mass into the lamina propria.  It presents as an asymptomatic mucosal swelling."