School of Medicine

Showing 1-10 of 14 Results

  • Kelly Mahaney

    Kelly Mahaney

    Assistant Professor of Neurosurgery at the Stanford University Medical Center

    Bio Dr. Mahaney is a Pediatric Neurosurgeon with clinical interest in Hydrocephalus, Craniovertebral Junction abnormalities, Spasticity, Spinal dysraphism and Myelomeningocele, Central Nervous System tumors, and Pediatric Epilepsy surgery. She completed residency training at the University of Iowa Hospitals and Clinics and subspecialty Pediatric Neurosurgery training at The Hospital for Sick Children in Toronto and the Barrow Neurologic Institute at Phoenix Children's Hospital. She is interested in advancing Neuro-endoscopic techniques in Pediatric Neurosurgical practice. Dr. Mahaney's research focuses on delineating the role of iron in the development of post-hemorrhagic hydrocephalus.

  • Michael P. Marks, MD

    Michael P. Marks, MD

    Professor of Radiology (General Radiology) and, by courtesy, of Neurosurgery

    Current Research and Scholarly Interests Interventional neuroradiology; cerebral arteriovenous malformations; stroke treatment and imaging; cerebral aneurysms

  • Stephen Lawrence McKenna, MD

    Stephen Lawrence McKenna, MD

    Staff, Neurosurgery

    Bio Dr. Stephen McKenna is a founding member of the Stanford Partnership for Spinal Cord Injury and Repair. Dr. McKenna is the Chief of the Rehabilitation Trauma Center; as well as, the site director of the Advanced Spinal Cord Injury Medicine Fellowship at SCVMC.

    As a Neurocritical Care physician, he specializes in ventilator dependent Spinal Cord and Traumatic Brain Injury; as well as, neuromuscular diseases. Dr. McKenna has practiced for more than 10 years and is an invited reviewer for the Journal Critical Care as well as Spinal Cord - Nature. He has led first-in-human clinical trials ranging from vaccines for HIV to stem cell derived oligodendrocyte progenitor cell based therapies for spinal cord injury.

    Clinical Focus:
    Spinal Cord Injury
    Traumatic Brain Injury
    Guillain-Barré Syndrome
    Anti-NMDA receptor encephalitis
    Amyotrophic Lateral Sclerosis (ALS)
    Neuromyelitis Optica (Devic disease)

    Professional Education:
    Board Certification: Neurocritical Care, United Council for Neurologic Subspecialties (2008)
    Board Certification: Internal Medicine, American Board of Internal Medicine (2005)
    Residency: Santa Clara Valley Medical Center (2005) CA
    Internship: Santa Clara Valley Medical Center (2002) CA
    Medical Education: Stanford University School of Medicine (2002) CA

    Book Chapter:
    Shah A, Shem K, McKenna SL, Berlly M. Management of Respiratory Failure in Spinal Cord Injury. Spinal Cord Medicine (Hardcover) by Steven, M.D. Kirshblum (Editor) Lippincott Williams & Wilkins; 2011

    Selected Publications:
    Pulmonary outcomes following specialized respiratory management for acute cervical spinal cord injury: a retrospective analysis.
    Zakrasek EC, Nielson JL, Kosarchuk JJ3, Crew JD, Ferguson AR, McKenna SL
    2017; Feb 21. PMID: 28220822

    Dose Response Effect of Exposure to Hypotension on Expected Neurological Recovery in Individuals With Traumatic Spinal Cord Injury.
    Reza, E., Stück, E., Endo, J., Isaac, L., Beattie, M., Ferguson, A. and McKenna, S.
    2016: DOI:

    Combined SCI and TBI: recovery of forelimb function after unilateral cervical spinal cord injury (SCI) is retarded by contralateral traumatic brain injury (TBI), and ipsilateral TBI balances the effects of SCI on paw placement.
    Inoue T, Lin A, Ma X, McKenna SL, Creasey GH, Manley GT, Ferguson AR, Bresnahan JC, Beattie MS.
    2013 Oct 248: 136-47. PMID: 23770071

    Functional electrical stimulation in spinal cord injury respiratory care.
    R Jarosz, M Littlepage, G Creasey, S McKenna
    2012:Vol. 18, No. 4, 315-321. PMID: 23459661

    Impact of mean arterial blood pressure during the first seven days post spinal cord injury.
    J Cohn, J Wright, S McKenna, T Bushnik
    2010: DOI:

    Successful Pregnancy and Delivery in a C1 ASIA A Spinal Cord Injured Woman: The Role of Coordinated Care Between PM&R and Obstetrics Services: A Case Report.
    Lin C, McKenna S, Shem K
    2010: DOI:

    Pancreatic tumor motion on a single planning 4D-CT does not correlate with intrafraction tumor motion during treatment.
    Minn A, Schellenberg D, Maxim P, Suh Y, McKenna S, Cox B, Dieterich S, Xing L, Graves E, Goodman K, Chang D, Koong A.
    2009 Aug;32(4):364-8 PMID: 19398901

    The impact of project closure on HIV incidence and mortality in a cohort of couples in Lusaka, Zambia.
    Stephenson R, Shutes E, McKenna S, Allen S, Brill I, Kancheya N, Zulu I, Sinkala M, Tichacek A, Chomba E.
    2008 Jul;20(6):683-91. PMID: 18576170

    Rapid HIV testing and counseling for voluntary testing centers in Africa.
    McKenna SL, Muyinda GK, Roth D, Mwali M, Ng'andu N, Myrick A, Luo C, Priddy FH, Hall VM, von Lieven AA, Sabatino JR, Mark K, Allen SA.
    1997 Sep;11 Suppl 1:S103-10. PMID: 9376093