Fig. 2From: Proptosis secondary to a solitary plasmacytoma of the sphenoid bone: a case report on a rare skull base tumourPreoperative MRI brain. Top row—T1 weighted axial MRI sequences, pre (A) and post (B) gadolinium, showing degree of invasion into orbit, but lack of intra-axial spread. Evidence of a dural tail is noted on the post-contrast sequence. Bottom row—T2 coronal (C) and T1 sagittal (D) images further highlighting degree of orbital invasion by tumourBack to article page