PARADOXICAL CLINICORADIOLOGIC FEATURES OF A CAVERNOUS DURAL ARTERIOVENOUS MALFORMATION

A case of bilateral Barrow type D dural arteriovenous malformations (D AVMs) of the cavernous sinuses is described in a 66-year-old woman who , despite having moderate symptoms with partial resolution and benign findings on non-invasive imaging, was ultimately found to have associa ted leptomeningeal venous drainage on conventional angiography. This c ase illustrates the problem of discordance between clinical symptoms, non-invasive imaging and actual radiologic features predisposing to ag gressive clinical behaviour in DAVMs detected by conventional angiogra phy.