Unilateral Cystic Parotid Lesion in a Middle-Aged Man

A man had a left parotid gland lesion, with no associated pain, facial numbness, or weakness; computed tomography revealed a well-circumscribed ovoid lesion in the anterior aspect of the superficial lobe of the left parotid gland. What is your diagnosis?

from #ORL via xlomafota13 on Inoreader http://ift.tt/2biEdQJ
via IFTTT