Fig. 1From: Sinonasal aneurysmal bone cyst mimicking hemangiomaT1- weighted post-contrast MRI showing the lesion of interest. A Coronal image showing a multiloculated, isointense to hyperintense lesion in the nasopharynx and sphenoid sinus causing slight indentation and erosion of sphenoid skull base. B Axial image shows the lesion involving bilateral ethmoid sinus and causing slight indentation over left optic nerve.Back to article page