Pleomorphic adenoma of the lacrimal gland moves the eyeball ?
High-Yield Explanation
Ans. is 'a' i.e., Downwards and outwards Benign mixed tumour of lacrimal gland IPleomorphic adenoma' It is also known as pleomorphic adenoma and occurs predominantly in young adult males. Clinically it presents as a slowly progressive painless swelling in the upper-outer quadrant of the orbit displacing the eyeball downwards and outwards. It is locally invasive and may infiltrate its own pseudocapsule to involve the adjacent periosteum. Histologically, it is characterised by presence of pleomorphic myxomatous tissue, just like benign mixed tumour of salivary gland. Treatment consists of complete surgical removal with the capsule. Recurrences are very common following incomplete removal.