Dr. Clayton Haldeman

Dr. Alejandro M. Spiotta is a Professor of Neurosurgery \& Neuroendovascular surgery, Vice Chair of Neurosurgery, and Chief of Neuroendovascular Surgery. Dr. Spiotta received his M.D. from the University of Pennsylvania School of Medicine in 2005, and his undergraduate degree in molecular biology from the University of Pennsylvania College of Arts and Sciences in 2001. He completed an internship in General Surgery, residency in Neurological Surgery, and fellowship in Neuroendovascular Surgery at the Cleveland Clinic.Dr. Spiotta is board certified by the American Board of Neurological Surgery and is a member of numerous professional and scientific societies including the Congress of Neurological Surgeons, Society of Neurointerventional Surgery, and the American Association of Neurological Surgeons. He reviews manuscript submissions for numerous peer reviewed journals, is an associate editor for several journals,Dr. Spiotta's research focus is outcomes research in cerebrovascular disease, device development, implementation of endovascular simulation as training tools among residents and fellows, as well as novel training paradigms for Neurosurgery residents. He is the founder and Principal Investigator of STAR (Stroke Thrombectomy and Aneurysm Registry),Dr. Spiotta's clinical interests are Vascular Neurosurgery and Neuroendovascular Surgery. He specializes in acute stroke thrombectomy, aneurysm coiling and microsurgical clipping, arteriovenous malformations, carotid stenosis. Dr. Spiotta is highly rated in 22 conditions, according to our data. His top areas of expertise are Stroke, Brain Aneurysm, Subarachnoid Hemorrhage, Thrombectomy, and Stent Placement.

Dr. Sami Al Kasab is an assistant professor of Neurology and Neurosurgery at the Medical University of South Carolina in the Department of Neurosurgery. Dr. Al Kasab received his M.D. from Kalamoon School of Medicine in Syria. He completed his residency training in Neurology at MUSC, Vascular Neurology fellowship at the University of Iowa Hospitals and Clinics, and Neuro-Endovascular Surgery fellowship at MUSC. He has clinical expertise in Stroke, brain aneurysms, arteriovenous malformations of the head and neck, and carotid artery disease. His research interest is in ischemic stroke related to underlying intracranial atherosclerosis. He is the principal investigator of the multicenter, international RESCUE-ICAS registry, and is the site PI of numerous NIH and industry funded clinical trials. Dr. Kasab is highly rated in 7 conditions, according to our data. His top areas of expertise are Stroke, Brain Aneurysm, Subdural Hematoma, Thrombectomy, and Stent Placement.

Dr. Jonathan R. Lena is an assistant professor of Neurosurgery and Neuroendovascular Surgery at the Medical University of South Carolina (MUSC) in the Department of Neurosurgery. Dr. Lena received his M.D. from Eastern Virginia Medical School in 2008, and his undergraduate degree in biology from the University of Virginia in 2004. He completed an internship in General Surgery, residency in Neurological Surgery, and fellowship in Neuroendovascular Surgery at MUSC. He also spent several months in France and Germany learning from world renowned Neuroendovascular surgeons.Dr. Jonathan R. Lena is an assistant professor of Neurosurgery and Neuroendovascular Surgery at the Medical University of South Carolina (MUSC) in the Department of Neurosurgery. Dr. Lena is board certified by the American Board of Neurological Surgery and is a member of the top neurosurgical professional and scientific societies including the American Association of Neurological Surgeons as well as the Congress of Neurological Surgeons. He is a co-author of numerous peer-reviewed research articles and also reviews manuscript submissions for the Journal of Neurointerventional Surgery. Dr. Lena's clinical focus includes Neuroendovascular Surgery, Vascular Neurosurgery, and spine surgery. He has a particular interest in arteriovenous malformations of the brain and spinal cord, dural arteriovenous fistulas, and complex brain aneurysms. As an endovascular trained neurosurgeon, he is able to treat many diseases including complex brain aneurysms, brain and spinal arteriovenous malformations, dural arteriovenous fistulas, carotid stenosis, and moyamoya disease.Dr. Lena also specializes in EC-IC bypass, acute stroke thrombectomy, spine surgery, as well as sclerotherapy for the treatment of head and neck venous/lymphatic malformations. Dr. Lena is highly rated in 14 conditions, according to our data. His top areas of expertise are Stroke, Brain Aneurysm, Subarachnoid Hemorrhage, Thrombectomy, and Stent Placement.