Alejandro Berenstein, MD's clinical interests include pediatric vascular malformations of the brain, head and neck, spine, and spinal cord. He provides diagnosis, management, and research of stroke, brain vascular malformations (including vein of Galen malformations), head and neck vascular malformations, brain aneurysms, occlusive vascular diseases, intracranial and carotid stenosis, arteriovenous malformations and fistulas of the brain and spine.