Vascular malformations of the brain nussbaum Brain stem arteriovenous malformations. Vascular lesions of the brain and spinal cord are commonly encountered in clinical practice and can lead to diagnostic, prognostic and therapeutic challenges. Nussbaum leads the neurovascular neurosurgery program at United Hospital. PMID: 23833835. Instead of Jun 13, 2017 ยท Like aneurysms, the introduction of cerebral angiography led to rapid advances in the diagnosis, understanding and treatment of vascular malformations. This article reviews the distinct natural histories, etiologies and treatments of four major types of malformations: capillary telangiectasia, developmental venous anomaly, cavernous malformation and arteriovenous malformation. Hilding Bergstrand, a Swedish pathologist, described vascular malformations of the brain as angiomas and separated them from hypervascular tumours (e. Nussbaum ES Minn Med 2013 May;96(5):40-3. He is considered a national expert in the diagnosis and treatment of brain aneurysms and vascular malformations. Eric S.