Pleomorphic adenoma of lacrimal gland

Pleomorphic adenoma of the lacrimal gland is a benign tumor originating from the lacrimal gland epithelium and is the most common lacrimal gland tumor. Pleomorphic adenoma of the lacrimal gland is often located in the outer region of the upper eyelid, presenting as a painless swelling, and is a type of tumor containing multiple tissue components.