Lacrimal gland masses can be classified into two broad groups - inflammatory (~50%) and neoplastic, either lymphoma (25%) or salivary gland type tumours (~25%).
affects ~25% of patients with systemic disease
orbital inflammatory pseudotumour
The lacrimal gland lies in the superolateral aspect of the orbit and is responsible for tear production.
The lacrimal gland is roughly almond sized, lies in the extraconal part of the orbit, and extends deep into the orbital septum. Its structure is similar to the salivary gland...