The Barrow Neurological Institute is proud of its reputation as a medical research facility and is home to some of the most sophisticated research programs outside of an academic setting in the Southwestern United States. Researchers in the Barrow Neurosurgery Research Center are devoted to learning more about the causes of and treatments for a wide range of disorders, such as stroke, aneurysms, spinal cord injury, and hydrocephalus. Our research has led to treatments that are being used around the world. Within the Department are neurosurgeons who subspecialize in cerebrovascular and skull base, functional and stereotactic, pediatric, spine, tumor, and endovascular neurosurgery.

Physicians, scientists, and expert clinical staff come together with a commitment to developing new techniques for the prevention, diagnosis, treatment, and rehabilitation of neurological illnesses and injuries. The leadership of internationally respected physicians keeps Barrow at the forefront of neuroscience. The compassionate expertise of its extensive staff of nurses, technologists, therapists and support personnel is evident in every aspect of care provided.

Our mission is to advance the knowledge and practice of medicine in neuroscience through basic and clinical research, education of medical professionals, and innovation in clinical techniques and technology.

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Submissions from 1998

Brain Protection for Cerebral Aneurysm Surgery, W. I. Schievink and Joseph M. Zabramski

Surgical of Superficial Siderosis Associated With a Treatment Spinal Arteriovenous Malformation, Wouter I. Schievink, Paul J. Apostolides, and Robert F. Spetzler

Rupture of a Previously Documented Small Asymptomatic Intracranial Aneurysm in a Patient With Autosomal Dominant Polycystic Kidney Disease, Wouter I. Schievink, Virginia Prendergast, and Joseph M. Zabramski

Enhanced endogenous antioxidant activity and inhibition of cerebral vasospasm in rabbits by pretreatment with a nontoxic endotoxin analog, monophosphoryl lipid A., T Toyoda, A L Kwan, M Bavbek, N F Kassell, John E Wanebo, and K S Lee

Long-Term Graft Patency Rates and Clinical Outcomes After Revascularization for Symptomatic Traumatic Internal Carotid Artery Dissection, A. Giancarlo Vishteh, Frederick F. Marciano, Carlos A. David, Wouter I. Schievink, Joseph M. Zabramski, and Robert F. Spetzler

Thoracoscopic Approaches to the Thoracic Spine, M. Visocchi, R. Masferrer, Volker K.H. Sonntag, and C. A. Dickman

Systemic administration of the endothelin-A receptor antagonist TBC 11251 attenuates cerebral vasospasm after experimental subarachnoid hemorrhage: dose study and review of endothelin-based therapies in the literature on cerebral vasospasm., John E Wanebo, A S Arthur, H G Louis, K West, N F Kassell, K S Lee, and G A Helm

Orbitozygomatic Craniotomy: Technical Note, Joseph M. Zabramski, Talat Kiriş, Suresh K. Sankhla, Josep Cabiol, and Robert F. Spetzler

Submissions from 1997

Embolization and radiosurgery for AVMs, P J. Apostolides, M T. Lawton, K A. Smith, and R F. Spetzler

Reversed-Flow Saphenous Vein Grafts for Cerebral Revascularization: Technical Note, Carlos A. David, Joseph M. Zabramski, and Robert F. Spetzler

Foramen Magnum Meningiomas, C. A. David and Robert F. Spetzler

De Novo Formation of a Central Nervous System Cavernous Malformation: Implications for Predicting Risk of Hemorrhage. Case Report and Review of the Literature, Paul W. Detwiler, Randall W. Porter, Joseph M. Zabramski, and Robert F. Spetzler

Detection of delayed cerebral vasospasm, after rupture of intracranial aneurysms, by magnetic resonance angiography, P W. Detwiler, R Porter, M T. Lawton, and R F. Spetzler

Degenerative Lumbar Spinal Instability: Technical Aspects of Operative Treatment, D. G. Karahalios, P. J. Apostolides, and Volker K.H. Sonntag

Neurosurgery at the Barrow Neurological Institute, Shelley A. Kick, Volker K.H. Sonntag, and Robert F. Spetzler

Management of arteriovenous malformations: Part II, S Kobayashi, K Hongo, S N. Bhagwati, Z H. Rappaport, M T. Lawton, and R F. Spetzler

Management of arteriovenous malformations: Part II., S. Kobayashi, K. Hongo, S. N. Bhagwati, Z. H. Rappaport, M. T. Lawton, and R. F. Spetzler

Technical aspects and recent trends in the management of large and giant midbasilar artery aneurysms, Michael T. Lawton, C. Phillip Daspit, and Robert F. Spetzler

Juvenile Active Ossifying Fibroma: Report of Four Cases, Michael T. Lawton, Joseph E. Heiserman, Stephen W. Coons, Bruce D. Ragsdale, and Robert F. Spetzler

Redefined role of angiogenesis in the pathogenesis of dural arteriovenous malformations, Michael T. Lawton, Ronald Jacobowitz, and Robert F. Spetzler

Presigmoid approaches to skull base lesions, M T. Lawton, C P. Daspit, and R F. Spetzler

Treatment for Intracranial Dural Arteriovenous Malformations: A Meta- Analysis From the English Language Literature, Ceasar P. Lucas, Joseph M. Zabramski, Robert F. Spetzler, and Ronald Jacobowitz

Linkage of the Locus for Cerebral Cavernous Hemangiomas to Human Chromosome 7Q in Four Families of Mexican-American Descent, M. H. Polymeropoulos, O. Hurko, F. Hsu, J. Rubenstein, S. Basnet, K. Lane, H. Dietz, Robert F. Spetzler, and D. Rigamonti

Concurrent aneurysm rupture and thrombosis of high grade internal carotid artery stenosis: Report of two cases, Randall W. Porter, Michael T. Lawton, Mark G. Hamilton, and Robert F. Spetzler

Operative Approaches for Intractable Temporal Lobe Epilepsy, Kris A. Smith and Andrew G. Shetter

Discussion on Newly Diagnosed Rheumatoid With Lower Cranial Nerve Abnormalities, Volker K.H. Sonntag

Neurosurgical Spine Fellowships: the Phoenix Model, Volker K.H. Sonntag

Bone Flap Fixation: A New Technique, Robert F. Spetzler

Attenuation of cerebral vasospasm by systemic administration of an endothelin-A receptor antagonist, TBC 11251, in a rabbit model of subarachnoid hemorrhage., John E Wanebo, H G Louis, A S Arthur, J Zhou, N F Kassell, K S Lee, and G A Helm

Submissions from 1996

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Intracranial chondroma arising from the cranial vault: CT and MR appearance, K Abdelhamid, L R. Camras, E M. Nijensohn, G L. Rosseau, and L J. Cerullo

Characteristics and Surgical Treatment of Dolichoectatic and Fusiform Aneurysms, John A. Anson, Michael T. Lawton, and Robert F. Spetzler

Threaded Steinmann Pin Fusion of the Craniovertebral Junction, Paul J. Apostolides, Curtis A. Dickman, John G. Golfinos, Stephen M. Papadopoulos, and Volker K.H. Sonntag

Intra-Aortic Balloon Pump Counterpulsation in the Management of Concomitant Cerebral Vasospasm and Cardiac Failure After Subarachnoid Hemorrhage: Technical Case Report, Paul J. Apostolides, Karl A. Greene, Joseph M. Zabramski, John W. Fitzgerald, and Robert F. Spetzler

Dorsal Laminectomy in the Adult Mouse: A Model for Nervous System Research, Dilantha B. Ellegala, J. Channing Tassone, Anthony M. Avellino, Cynthia A. Pekow, Michael L. Cunningham, and Michel Kliot

Titanium aneurysm clips: Part II--Seizure and electroencephalographic studies in implanted rabbits, R S. Fisher, T Ehsan, K Smith, M T. Lawton, W D. Bichard, and R F. Spetzler

Spinal epidural hematoma [6], D. Foo, M. T. Lawton, V. K.H. Sonntag, and C. A. Dickman

Transpetrosal and Combination Approaches to Skull Base Lesions, Michael T. Lawton, C. P. Daspit, and Robert F. Spetzler

The Contralateral Transcallosal Approach: Experience With 32 Patients, Michael T. Lawton, John G. Golfinos, and Robert F. Spetzler

Revascularization and aneurysm surgery: Current techniques, indications, and outcome, Michael T. Lawton, Mark G. Hamilton, Jacques J. Morcos, and Robert F. Spetzler

Titanium Aneurysm Clips: Part I - Mechanical Radiological and Biocompatibility Testing, Michael T. Lawton, James C. Ho, William D. Bichard, Stephen W. Coons, Joseph M. Zabramski, and Robert F. Spetzler

Internal Carotid Artery Sacrifice for Radical Resection of Skull Base Tumors, Michael T. Lawton and Robert F. Spetzler

Titanium aneurysm clips: Part III--Clinical application in 16 patients with subarachnoid hemorrhage, M T. Lawton, J E. Heiserman, V C. Prendergast, J M. Zabramski, and R F. Spetzler

The Anatomical Suitability of the C1-2 Complex for Transarticular Screw Fixation, Christopher G. Paramore, Curtis A. Dickman, and Volker K.H. Sonntag

Submissions from 1995

Ectomesenchymal Hamartoma (Benign "ectomesenchymoma") of the VIIIth Nerve: Case Report, Paul J. Apostolides, Robert F. Spetzler, and Peter C. Johnson

Differential macrophage responses in the peripheral and central nervous system during wallerian degeneration of axons., A M Avellino, D Hart, A T Dailey, M MacKinnon, D Ellegala, and M Kliot

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Differential macrophage responses in the peripheral and central nervous system during wallerian degeneration of axons, Anthony M. Avellino, David Hart, Andrew T. Dailey, Michael Mackinnon, Dilantha Ellegala, and Michel Kliot

Novel Heuristics of Functional Neural Networks: Implications for Future Strategies in Functional Neurosurgery, Konstantin V. Baev, Karl A. Greene, Frederick F. Marciano, Andrew G. Shelter, Abraham N. Lieberman, and Robert F. Spetzler

Posterior Skull Base Transfacial Approaches, S. P. Beals, E. F. Joganic, M. G. Hamilton, and Robert F. Spetzler

A Gene Responsible for Cavernous Malformations of the Brain Maps to Chromosome 7Q, Jan Dubovsky, Joseph M. Zabramski, Janice Kurth, Robert F. Spetzler, Steven S. Rich, Harry T. Orr, and James L. Weber

Clinical Use of a Frameless Stereotactic Arm: Results of 325 Cases, J. G. Golfinos, Brian C. Fitzpatrick, L. R. Smith, and Robert F. Spetzler

Neurosurgery in 50 Years, Harold J. Hoffman and Robert F. Spetzler

Ruptured Giant Aneurysm of an Occluded Middle Cerebral Artery in a Severe-Grade Patient: Case Report, Gary E. Kraus, James M. Herman, Frederick F. Marciano, and Robert F. Spetzler

Multimodality Treatment of Deep Arteriovenous Malformations: Thalamus Basal Ganglia and Brain Stem, Michael T. Lawton, Mark G. Hamilton, and Robert F. Spetzler

Radical Resection of Anterior Skull Base Tumors, Michael T. Lawton, M. G. Hamilton, S. P. Beals, E. F. Joganic, and R. F. Spetzler

Surgical Management of Giant Intracranial Aneurysms: Experience With 171 Patients, Michael T. Lawton and Robert F. Spetzler

Surgical management of spinal epidural hematoma: Relationship between surgical timing and neurological outcome, M. T. Lawton, R. W. Porter, J. E. Heiserman, R. Jacobowitz, V. K.H. Sonntag, and C. A. Dickman

Advances in Spinal Instrumentation, C. G. Paramore and Volker K.H. Sonntag

Current challenges in management of cranial base meningiomas., G Rosseau and L Cerullo

Supratentorial-Infraoccipital Approach for Posteromedial Temporal Lobe Lesions, Kris A. Smith and Robert F. Spetzler

Is Fusion Indicated for Lumbar Spinal Disorders?, Volker K.H. Sonntag and Frederick F. Marciano

Submissions from 1994

Efficacy of Endovascular Treatment of Meningiomas: Evaluation With Matched Samples, B. L. Dean, R. A. Flom, R. C. Wallace, M. H. Khayata, N. A. Obuchowski, J. A. Hodak, Joseph M. Zabramski, and Robert F. Spetzler

Cavernous Malformations of the Brain Stem: A Review of 139 Cases, J. A. Fritschi, H. J. Reulen, Robert F. Spetzler, and Joseph M. Zabramski

Repair of Vertebral Artery Injury During Anterior Cervical Decompression, John G. Golfinos, Curtis A. Dickman, Joseph M. Zabramski, Volker K.H. Sonntag, and Robert F. Spetzler

Transverse Atlantal Ligament Disruption Associated With Odontoid Fractures, Karl A. Greene, Curtis A. Dickman, Frederick F. Marciano, Janine Drabier, Burton P. Drayer, and Volker K.H. Sonntag

Cardiopulmonary Bypass Hypothermic Circulatory Arrest and Barbiturate Cerebral Protection for the Treatment of Giant Vertebrobasilar Aneurysms in Children, Karl A. Greene, Frederick F. Marciano, Mark G. Hamilton, James M. Herman, Harold L. Rekate, and Robert F. Spetzler

Cervical Corpectomy and Plate Fixation for Postlaminectomy Kyphosis, J. M. Herman and Volker K.H. Sonntag

Titanium Dural Clip Testing. Technical Note, D. I. Levy and Volker K.H. Sonntag

Delayed Postoperative Tethering of the Cervical Spinal Cord, Kris A. Smith and H. L. Rekate

Submissions from 1993

Surgical Resection of Intramedullary Spinal Cord Cavernous Malformations, J. A. Anson and Robert F. Spetzler

Endarterectomy of the Intradural Vertebral Artery Via the Far Lateral Approach, John A. Anson and Robert F. Spetzler

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A denaturing gradient gel electrophoresis assay for sensitive detection of p53 mutations, J S. Beck, A E. Kwitek, P H. Cogen, A K. Metzger, G M. Duyk, and V C. Sheffield

Giant Serpentine Middle Cerebral Artery Aneurysm Treated By Extracranial- Intracranial Bypass: Case Report, K. A. Greene, J. A. Anson, and Robert F. Spetzler

Self-Inflicted Orbital and Intracranial Injury With a Retained Foreign Body Associated With Psychotic Depression: Case Report and Review, Karl A. Greene, Curtis A. Dickman, Kris A. Smith, Eugene J. Kinder, and Joseph M. Zabramski

Intracranial Pressure Reduction By a Central Alpha-2 Adrenoreceptor Agonist After Subarachnoid Hemorrhage, John M. McCormick, Patrick W. McCormick, Joseph M. Zabramski, and Robert F. Spetzler

Restoration of useful hearing after microvascular decompression of the cochlear nerve, G L. Rosseau, P J. Jannetta, B Hirsch, M B. Møller, and A R. Møller

Malignant peripheral nerve sheath tumors. A clinicopathologic study of 28 cases., John E Wanebo, J M Malik, S R VandenBerg, H J Wanebo, N Driesen, and J A Persing

Improved Transdural Exposure and Temporary Occlusion of the Petrous Internal Carotid Artery for Cavernous Sinus Surgery: Technical Note, T. M. Wascher, Robert F. Spetzler, and Joseph M. Zabramski

Submissions from 1992

Timing relationships for secondary ischemia in rodents: the effect of venous obstruction., M F Angel, K R Knight, C G Mellow, John E Wanebo, L R Amiss, and R M Morgan

Involvement of multiple chromosome 17p loci in medulloblastoma tumorigenesis, P H. Cogen, L Daneshvar, A K. Metzger, G Duyk, M S. Edwards, and V C. Sheffield

Isolation and characterization of Y chromosome DNA probes., S B Farah, D C Gruenert, J A Lepercq, J Chueh, A Metzger, E L Sartorato, R V Lebo, and M S Golbus

Facet Fracture-Dislocation Injuries of the Cervical Spine, Mark N. Hadley, Brian C. Fitzpatrick, Volker K.H. Sonntag, and Carol M. Browner

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Tumour resection by stereotactic laser endoscopy, F Hor, M Desgeorges, and G L. Rosseau

Thromboendarterectomy of the Symptomatic Occluded Internal Carotid Artery, P. W. McCormick, Robert F. Spetzler, J. E. Bailes, Joseph M. Zabramski, and J. L. Frey

Current prognosis in fetal ventriculomegaly., G L Rosseau, D C McCullough, and A L Joseph

Relationship of Perfusion Pressure and Size to Risk of Hemorrhage From Arteriovenous Malformations, Robert F. Spetzler, R. W. Hargraves, P. W. McCormick, Joseph M. Zabramski, R. A. Flom, and R. S. Zimmerman

Caspar Plate Fixation for the Treatment of Complex Hangman's Fractures, Gerald F. Tuite, Stephen M. Papadopoulos, and Volker K.H. Sonntag

Submissions from 1991

Timing relationships for secondary ischemia in rodents: the effect of arteriovenous obstruction., M F Angel, K R Knight, M J Biavati, C G Mellow, John E Wanebo, L R Amiss, and R M Morgan

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Loss of heterozygosity for chromosome 22 DNA sequences in human meningioma, P H. Cogen, L Daneshvar, A M. Bowcock, A K. Metzger, and L L. Cavalli-Sforza

Failure of Transluminal Angioplasty in the Treatment of Myointimal Hyperplasia of the Internal Carotid Artery: Case Report, F. Culicchia, Robert F. Spetzler, and R. A. Flom

Combined Approach for Lesions Involving the Cerebellopontine Angle and Skull Base: Experience With 20 Cases - Preliminary Report, C. Phillip Daspit, Robert F. Spetzler, and Conrad T.e. Pappas

Pediatric Spinal Cord Injury Without Radiographic Abnormalities: Report of 26 Cases and Review of the Literature, Curtis A. Dickman, Joseph M. Zabramski, Mark N. Hadley, Harold L. Rekate, and Volker K. Volker

A new technique for explantation and in vitro cultivation of chicken embryos, J D. Dugan, M T. Lawton, B Glaser, and H Brem

Clivus chordoma: a report of 12 recent cases and review of the literature, J W. Harbour, M T. Lawton, G R. Criscuolo, M J. Holliday, D E. Mattox, and D M. Long

Pediatric Intracranial Aneurysms: Simple and Complex Cases, J. M. Herman, H. L. Rekate, and Robert F. Spetzler

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Identification of a germ-line mutation in the p53 gene in a patient with an intracranial ependymoma, A K. Metzger, V C. Sheffield, G Duyk, L Daneshvar, M S. Edwards, and P H. Cogen

Failed back surgery syndrome: 5-year follow-up after spinal cord stimulator implantation, R. B. North, M. G. Ewend, M. T. Lawton, D. H. Kidd, and S. Piantadosi

Spinal cord stimulation for chronic, intractable pain: Superiority of "multi-channel" devices, Richard B. North, Matthew G. Ewend, Michael T. Lawton, and Steven Piantadosi

Atlantoaxial Stabilization in Rheumatoid Arthritis, Stephen M. Papadopoulos, C. A. Dickman, and Volker K.H. Sonntag

Traumatic Atlantooccipital Dislocation With Survival, Stephen M. Papadopoulos, C. A. Dickman, Volker K.H. Sonntag, H. L. Rekate, and Robert F. Spetzler

Gd-DTPA-enhancement magnetic resonance imaging of the cavernous sinus., G Rosseau, A Mark, and D O Davis