James E. Boggan, M.D., Professor and Chair

Clinical Interests
Pituitary region tumors, pediatric neurosurgery, malignant brain tumors, tumors of the skull base, use of lasers in the treatment of neurosurgical disorders, chronic pain.

Surgical Expertise
Neuro-oncology, especially pituitary and skull base tumors
Pediatric neurosurgery
Chronic pain
Laser surgery

Research Interests and/or Investigations
Photodynamic therapy (PDT) of brain tumors.
Investigates PDT of brain tumors, and use of laser light activation of photosensitizing localize drugs that in tumors.

Kee D. Kim, M.D., Associate Professor and Vice Chair

Clinical Interests
Spinal neurosurgery.

Surgical Expertise
Complex, computer-assisted, minimally-invasive spinal surgery including instrumentation.

Research Interests and/or Investigations
Stem cell therapy for disc regeneration. Computer-assisted spinal surgery, cadaveric study of the spine; spinal biomechanics. Disc replacement therapy and QOL studies.

Kia Shahlaie, M.D., Ph.D., Associate Professor and Program Director

Clinical Interests
Pituitary region and skull base tumors. Minimally invasive and endoscopic surgery. Cranial nerve disorders. Epilepsy and movement disorders. Surgical and neurocritical care management of severe traumatic brain injury.

Surgical Expertise
Minimally invasive neurosurgical approaches, including expanded endoscopic endonasal approach (EEA) surgery, supraorbital keyhole craniotomy, and posterior fossa surgery. Pituitary region tumors (endoscopic). Microvascular decompression (endoscopic-assisted). Deep brain stimulation surgery. Epilepsy surgery.

Research Interests and/or investigations
Principle investigator for various pre-clinical and clinical projects focused on improving cognitive performance in epilepsy, Parkinson’s disease, and TBI. Minimally invasive surgery, cranial reconstruction, and resident education topics.

Marike Zwienenberg, M.D., Associate Professor

Clinical Interest
Pediatric Neurosurgery

Surgical Expertise
Fellowship trained pediatric neurosurgeon with expertise in the treatment of:

  • Hydrocephalus (including endoscopic treatment)
  • Pediatric brain and spinal cord tumors
  • Spinal dysraphism (spina bifida, tethered cord syndrome, lipomyelomeningocele)
  • Epilepsy (including resection, callosotomy, multiple pial transections, and Vagus Nerve Stimulation)
  • Craniofacial disorders (including endoscopic treatment and cranial distraction)
  • Spasticity
  • Cerebral trauma

Research Interest
Traumatic brain injury: Development of clinically relevant experimental pediatric brain injury models. Study of repetitive concussion in experimental and clinical brain injury.

Ben Waldau, M.D., Associate Professor

Clinical Interest
Vascular and Endovascular Neurosurgery

Surgical Expertise
Fellowship trained open and endovascular neurosurgeon with expertise in the treatment of aneurysms, AVMs, stroke, and Moya-Moya disease. Also expert in carotid artery stenosis management, including stenting and endarderectomy.

Research Interest
Stem cell therapy for stroke, role of endogenous stem cells in recovery from intraventricular and subarachnoid hemorrhage.

Fady Girgis, M.D., Assistant Professor

Clinical Interest
Functional Neurosurgery, Peripheral Nerve Surgery

Surgical Expertise

Fellowship trained functional neurosurgeon with expertise in the treatment of epilepsy, Parkinson’s disease, dystonia, and essential tremor. Expert in peripheral nerve surgery, and in eloquent cortex surgery including awake craniotomy with language and motor mapping.

Research Interest
Neurophysiology of cognition and decision making, using awake brain mapping and brain stimulation techniques. Effects of DBS surgery on cognitive function.

Julius Ebinu, M.D., Ph.D., Assistant Professor

Clinical Interest
Spinal Neurosurgery

Surgical Expertise
Fellowship trained spine neurosurgeon with expertise in the treatment of spinal stenosis, spinal deformity, spinal cord tumor, and all other disease of the spine.

Research Interest
Stem cell research, tumor research, and minimally invasive and complex spine surgery techniques.

Lara Zimmermann, M.D., Assistant Professor

Clinical Interest
Neurocritical Care, Neurology

Clinical Expertise
Fellowship trained neurocritical care neurologist with expertise in the treatment of TBI, stroke, subarachnoid hemorrhage, and all acute neurological conditions. Expertise in multimodal monitoring, including cEEG, PbtO2, and TCD.

Research Interest
Effects of intracranial hemorrhage on long-term outcomes. Nutritional support and metabolic needs in the acute period following brain insults. Advanced training and education for Emergency Neurological Life Support (ENLS) providers.

Ryan Martin, M.D., Assistant Professor

Clinical Interest
Neurocritical Care, Neurology

Clinical Expertise
Fellowship trained neurocritical care neurologist with expertise in the treatment of TBI, stroke, subarachnoid hemorrhage, and all acute neurological conditions. Expertise in multimodal monitoring, including cEEG, PbtO2, and TCD.

Research Interest
Outcome prediction in TBI. Protocol-directed therapy for TBI, SAH, stroke, and other acute neurological insults. Advanced training and education for ENLS providers.

Julian R. Youmans, M.D., Ph.D., Professor Emeritus

Clinical and Surgical Expertise
Anatomic physiology
Abnormalities of cerebral circulation
Central nervous system trauma

Expertise
Author of Neurological Surgery textbook used world-wide