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Edward Ahn, M.D.

Edward Sanghoon Ahn, M.D.

Photo of Dr. Edward Ahn, M.D.

Associate Professor of Neurosurgery


Languages: English, Korean, Spanish

Expertise: Brain Hemorrhage, Brain Tumors, Cerebral Revascularization, Chiari Malformations, Craniofacial Reconstruction, Craniosynostosis, Encephalocele, Endoscopy, Hydrocephalus, Moyamoya Disease, Neonatal Surgery, Neurological Surgery, Neurosurgery, Pediatric Neurosurgery, Skull Lesions, Spina Bifida, Spinal Dysraphism, Syringomyelia, Tethered Cord Syndrome, Vascular Malformations more

Research Interests: hydrocephalus in premature infants; germinal matrix hemorrhage

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The Johns Hopkins Hospital
Appointment Phone: 410-502-7700

600 N. Wolfe Street
Phipps Suite 560
Baltimore, MD 21287 map
Phone: 410-502-7700
Fax: 410-502-4953

Johns Hopkins Medicine - Howard County
Appointment Phone: 410-502-7700

10710 Charter Drive
Medical Pavilion
Columbia, MD 21044 map


Dr. Edward Ahn focuses on the surgical treatment of neurological disorders in children. He has particular interests in minimally invasive endoscopic surgery for the treatment of hydrocephalus, brain tumors, and craniosynostosis. He has also gained expertise in surgical revascularization for patients with moyamoya syndrome.

Dr. Edward Ahn's laboratory research focuses on the pathophysiology of germinal matrix hemorrhage and treatment of the associated hydrocephalus in premature infants. more


  • Associate Professor of Neurosurgery
  • Associate Professor of Pediatrics
  • Joint Appointment in Plastic and Reconstructive Surgery



  • MD, New York University School of Medicine (2000)


  • University of Maryland Medical Center / Neurosurgery (2006)

Board Certifications

  • American Board of Neurological Surgery / Neurological Surgery (2012)

Research & Publications

Research Summary

Dr. Edward Ahn's laboratory research focuses on the pathophysiology of germinal matrix hemorrhage and treatment of the associated hydrocephalus in premature infants.

Clinical Trial Keywords

hypothermia in pediatric traumatic brain injury

Selected Publications

View all on Pubmed

Ahn ES, Chin LS, Gyure KA, Hudes RS, Ragheb J, DiPatri AJ Jr. Long-term control after resection and gamma knife surgery of an intracranial clear cell meningioma: case report. J Neurosurg. 2005 Apr;102(3 Suppl):303-6.
Ahn ES, Smith ER. Acute clival and spinal subdural hematoma with spontaneous resolution: Clinical and radiographic correlation in support of a proposed pathophysiologic mechanism. J Neurosurg. 2005 Aug;103(2 Suppl):175-9.
Aarabi B, Hesdorffer, DC, Ahn ES, Aresco C, Scalea TM, Eisenberg HM. Outcome following decompressive craniectomy for malignant swelling following severe head injury. J Neurosurg 2006 Apr;104(4):469-79.
Ahn ES, Bookland M, Carson BS, Weingart JD, Jallo GI. The Strata Programmable Valve For Shunt-Dependent Hydrocephalus: The Pediatric Experience at a Single Institution. Childs Nerv Syst 2007 Mar;23(3):297-303.
Ahn ES, Aarabi B. Posttraumatic locked-in syndrome from a pontomedullary contusion: case report. J Trauma 2007 Aug;63(2):420-3.
Ahn ES, Robertson CL, Vereczki V, Hoffman GE, Fiskum G. Normoxic ventilatory resuscitation following controlled cortical impact reduces peroxynitrite-mediated protein nitration in the hippocampus. J Neurosurg. 2008 Jan;108(1):124-31.
Darwish RS, Ahn E, Amiridze NS. Role of Transcranial Doppler in Optimizing Treatment of Cerebral Vasospasm in Subarachnoid Hemorrhage. J Intensive Care Med. 2008 Jul-Aug; 23(4):263-7.
Noggle JC, Sciubba DM, Nelson C, Garcs-Ambrossi GL, Ahn E, Jallo GI. Supraciliary keyhole craniotomy for brain abscess debridement. Neurosurg Focus. 2008;24(6):E11.
Parker SL, Attenello FJ, Sciubba DM, Garces-Ambrossi GL, Ahn E, Weingart J, Carson B, Jallo GI. Comparison of shunt infection incidence in high-risk subgroups receiving antibiotic-impregnated versus standard shunts. Childs Nerv Syst. 2009 Jan;25(1):77-83.
Shakur SF, McGirt MJ, Johnson MW, Burger PC, Ahn E, Carson BS, Jallo GI. Angiocentric glioma: a case series. J Neurosurg Pediatr. 2009 Mar;3(3):197-202.

Activities & Honors


  • Member, American Neuropsychiatric Association, 2003
  • Augustus McCravey Resident Award Paper, Southern Neurosurgical Society
  • Synthes Award for Resident Research in Brain and Craniofacial Injury, AANS/CNS Section on Neurotrauma and Critical Care
  • AANS/CNS Resident Traveling Fellowship in Pediatric Neurosurgery, Childrens Hospital Boston


  • American Association of Neurological Surgeons
  • Congress of Neurological Surgeons

Videos & Media

Patient Video: Pediatric Craniosynostosis

Patient Video: Seizures Lead to Pediatric Brain Surgery - Connor's Story

Pediatric Neurosurgery: Craniosynostosis Q&A

Recent News Articles and Media Coverage


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