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Benjamin D. Liess, MD; Robert V. Lane, MD; Shellaine Frazier, DO; Robert P. Zitsch III, MD

Arch Otolaryngol Head Neck Surg. 2006;132:339-341.

Canalicular adenoma is a rare benign salivary gland tumor that occurs almost exclusively in the upper lip. Rarely, this benign tumor may occur multifocally in the oral cavity. We report a case of canalicular adenoma in bilateral parotid glands, discuss histological characteristics, and review this tumor.

Author Affiliations: Departments of Otolaryngology–Head and Neck Surgery (Drs Liess, Lane, and Zitsch) and Pathology and Anatomical Sciences (Dr Frazier), University of Missouri School of Medicine, Columbia.