Adenomatoid hyperplasia and sialadenosis

Salivary glands
Nonneoplastic tumors and tumor-like conditions
Adenomatoid hyperplasia and sialadenosis

Topic Completed: 1 August 2011

Revised: 17 February 2020

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Table of Contents

Definition / general | Microscopic (histologic) description

Cite this page: Aly FZ Adenomatoid hyperplasia and sialadenosis. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/salivaryglandsadenomatoidhyperplasia.html. Accessed March 31st, 2020.

Definition / general

Presents as submucosal nodule or mass; may be hyperplastic or hamartomatous in nature
Usually hard palate, also retromolar but may occur anywhere in the oral cavity
Called sialadenosis in major salivary glands
Etiology unknown; in major salivary glands, sialadenosis is associated with metabolic conditions

Microscopic (histologic) description

Coalescing lobules of normal mucinous acini