Angiographic characteristics and anatomic locations of the seven treated AVMs
| Patient No. | Age (yr)/Sex | Presentation | Location | Size (cc) | Feeding Vessels | Vessels Studied | Stages | Dose (Gy) |
|---|---|---|---|---|---|---|---|---|
| 1 | 59, F | Seizures, steal | R frontoparietal | 20 | R ACA and PCA leptomeningeal collaterals, lenticulostriates, lateral postchoroidal | R vertebral, R CCA | 2 | 15 |
| 15 | ||||||||
| 2 | 66, F | Subarachnoid hemorrhage | Callosal | 7 | L ICA callosal branches, L PCA choroidal and splenial branches | R vertebral, L ICA | 1 | 16 |
| 3 | 28, F | Hemorrhage | L thalamus | 4.5 | L anterior choroidal, posterolateral choroidal | L ICA, L vertebral | 1 | 20 |
| 4 | 56, F | Hemorrhage | R frontal | 18 | R ACA and MCA lenticulostriates, Heubner | R ICA, L ICA | 2 | 15 |
| 15 | ||||||||
| 5 | 25, F | Hemorrhage, seizures | L medial temporal | 20 | L MCA and PCA temporal branches, L anterior and posterior choroidal | L ICA, L vertebral | 2 | 15 |
| 15 | ||||||||
| 6 | 28, M | Hemorrhage | L basal ganglia and ventricular atrium | 8 | L MCA lenticulostriate, L PCA posterolateral choroidal | L vertebral, L ICA | 1 | 16 |
| 7 | 54, M | Seizure | L lateral ventricle, L choroid fissure, quadrigeminal cistern | 24 | R ICA splenial vessels, L MCA leptomeningeals, L PCA vessels to choroidal fissure and quadrigeminal cistern | R ICA, L ICA | 2 | 13 |
| 15 |
Note.—F indicates female; M, male; R, right; L, left; ACA, anterior cerebral artery; PCA, posterior cerebral artery; ICA, internal carotid artery; MCA, middle cerebral artery; CCA, common carotid artery.