Understanding Neurosurgery

Neurosurgery is a field of medicine dedicated to treating conditions affecting the brain, spinal cord, and peripheral nerves and related structures. At The CORE Institute, our neurosurgery team specializes in the latest brain and spine surgery techniques. Our experienced and talented team of neurosurgeons offers state-of-the-art medical care, personal contact from consultation through recovery, and peace of mind for patients and their families. We have convenient locations across Phoenix,

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Conditions treated by the Neurosurgeons at The CORE Institute

Disorders or conditions that affect the brain, spinal cord, and nerves are called neurologic disorders. The symptoms caused by a disorder that affects part or all of the nervous system can vary greatly because the nervous system controls so many different body functions. At The CORE Institute, our team of neurosurgeons are highly trained professionals who have completed extensive education, residencies, and fellowships to become experts in their field. They have the expertise to perform surgical procedures but also recommend non-surgical treatments and conservative approaches. Our neurosurgeons also work closely with other specialists at The CORE Institute to discuss your specific condition and explore different treatment options.

Common neurologic disorders treated by our neurosurgeons include:

• Back and neck pain

• Herniated discs

• Spinal stenosis

• Sciatica

• Spinal cord injuries

• Brain tumors

• Brain tumors

• Brain injuries

• Aneurysms

• Cerebral arteriovenous malformation

• Chiari malformation

• Pituitary tumors

• Epilepsy

• Stroke

• Parkinson’s disease

Neurosurgical Procedures Performed by Our Neurosurgeons

The neurosurgeons at The CORE Institute offer the latest surgical techniques and evidence-based medicine guidelines to treat neurosurgical disease processes. They specialize in minimally invasive surgical techniques, neurotrauma, and cerebrovascular disorders. Thanks to technological advancements, neurosurgical procedures have become more precise, minimally invasive, and safer for patients. Techniques such as endoscopic surgery, stereotactic radiosurgery, and neuronavigation systems have revolutionized the field, allowing our neurosurgeons to navigate delicate areas of the brain and nervous system with greater accuracy and reduce the risk of complications.

Common procedures our neurosurgeons perform include:

• Minimally invasive spine surgery

• Spinal fusion

• Spinal decompression surgery

• Microsurgical tumor resection

• Minimally invasive brain surgery

• Stereotactic radiosurgery

• Endoscopic skull base surgery

• Keyhole craniotomy

• Lesionectomy for epilepsy

• Microsurgical aneurysm clipping


Find a Neurosurgeon at The CORE Institute

With The CORE Institute’s comprehensive and fully integrated neurosurgery program, your surgeon and entire care team will help you prepare and progress through the most appropriate treatment course so that you may maximize your goals and reach the best possible outcome. Whether it is a neurological condition, or something related to other aspects of your musculoskeletal system, contact us at The CORE Institute and let our integrated team of specialists help you Keep Life in Motion®.

Byron H. Willis, MD, FAANS

Byron H. Willis, MD, FAANS


Vikram A. Kumar, MD, FAANS

Vikram A. Kumar, MD, FAANS


José A. Menéndez, MD, FAANS, FACS

José A. Menéndez, MD, FAANS, FACS


Christopher A. Iannotti, MD, Ph.D., FAANS

Christopher A. Iannotti, MD, Ph.D., FAANS