Superior orbital fissure syndrome can therefore give rise to a combination of ophthalmoplegia, ptosis, proptosis, anaesthesia in the distribution of V 1 and a fixed dilated pupil.

Orbital invasion by pituitary adenoma has been previously described, but is a rare growth pattern of this tumour. 1,2,3,4,5,6,7,8,9,10,11 Visual loss is a frequent symptom of orbital extension of ...