Cristina Caterina AldeaScientific Coordinator: Professor Ioan Ştefan Florian MD, PhD

“Iuliu Haţieganu” University of Medicine and Pharmacy Cluj-Napoca

Non-neoplastic Vascular Malformations of the Brain

1. Arteriovenous Malformations (AVMs)2. Venous Angioma3. Cavernoma4. Capillary Teleangiectasia

5. Direct Fistula

( McCormick-1966 )

Arteriovenous Malformations

Arteriovenous Malformations

Patophysiology

Clinical presentation1. Hemorrhage - most common - 82% significant IP component - SAH, IVH

2. Seizures3. Mass effect ( increased ICP )4. Progressive Neurologic Deficit

7% of patients with AVMs present associated aneurysms

Imaging studies CT scan

CT angiography

MRI / angio - MRI

Cerebral angiography

Cavernomas= cavernous angioma, cavernous hemangioma

Clinical presentation Seizures

Progressive Neurological Deficit

Hemorrhage ( usually IP )

> 50 % asymptomatic

Imaging Studies

CT

MRI - hemosiderine ring ( “salt and pepper” appearance )

Angiography – “angiographically occult”

Thank you for your attention!