• Associate Professor (Clinical), Neurology
  • Assistant Professor (Clinical), Neurology


  • Stroke Management In The Era Of COVID-19- Veterans Association, National Hospital System- Squint Lectures. , , 2020.
  • Critical Care Managment of SAH - Elaine J. Skalabrin Stroke Symposium. , , 2017.
  • Emergency Management of Traumatic Brain Injury- Cho Ray Hospital, Ho Chi Minh City, Vietnam. , Presented, 2016.
  • Trauma Ultrasound- Cho Ray Hospital, Ho Chi Minh City, Vietnam. , Presented, 2016.
  • Therapeutic Hypothermia - Brainstorm Neurosciences Conference. , , 2012.
  • 8th Annual Utah Stroke Symposium. , , 2012.
  • Concussions - Snowbird NP/PA Conference. , , 2011.
  • 2009 Critical Care Conference. , , 2009.
  • 6th Annual Utah Stroke Symposium. , , 2009.
  • Brainstorm Neurosciences Conference. , , 2008.
  • Dawson M, Bledsoe J, Gee C, Ledyard H, Madsen T. D-dimer as a Potential Tool in Subarachnoid Hemorrhage. SAEM Annual Meeting, Phoenix, AZ. , , 2010.
  • Lecture, Multi-modality Neurological Monitoring, University of Utah Critical Care Conference. , , 2009.
  • Lecture, Sailing the Stormy Seas of Thrombolytic Use, 6th Annual Utah Stroke Symposium. , , 2009.
  • Neurocritical Society Annual Meeting, "Emergency Medicine in Neurocritical Care" Miami, FL. , , 2008.
  • Lecture, How To Stay Out of Trouble in the Neurocritical Care Unit. Brainstorm Neurosciences Conference, Park City, Utah. , , 2008.
  • Subarachnoid Hemorrhage. Neuroscience Unit Basic Council Meeting. , , 2007.
  • Traumatic Brain Injury. Intern Lecture Series, University of Cincinnati, Cincinnati, OH. , , 2007.
  • Ledyard HK, Kempistry S, Strauss K, Shutter L, Orexin A as a Marker of Early Responsiveness After Traumatic Brain Injury. Neurocritical Care Society. NCC Annual Meeting, Las Vegas. , , 2007.
  • Diabetic Emergencies. EMS Lecture Series, Deerpark EMS, Deerpark, OH. , , 2004.
  • HIV Screening in the Emergency Department: An Ongoing Counseling and Testing Program in a Low Prevalence Setting. SAEM Annual Meeting, Orlando, FL. , , 2004.
  • Load & Go: Prehospital Management of Acute Stroke. EMS Lecture Series, Deerpark EMS, Deerpark, OH. , , 2004.
  • Interview Participant, KUTV TV, Discussion on brain injury prevention in light of The Crash Reel debut. , , 2013.
  • Jamil O, Stevens EA, Ledyard HK, Smith S, Ansari SA. Acute cerebral venous sinus thrombosis by continuous Endovascular infusion of thrombolytic: two centre experience. Poster session presented at Neurocritical Care Society Annual Meeting, Scottsdale, Arizona. Poster, Presented, 2015.
  • Boyle J, Kim J, Walerius H. The Clinical Use of the Kleihauer-Betke Test in Rh Positive Patients. Poster Presentation, ACOG Conference, September 1995; Honolulu, HA. Poster session presented at ACOG Conference, Honolulu. Poster, Presented, 1995.


  • English, Fluent.


  • Rothman RE, Irvin CB, Moran GJ, Sauer L, Bradshaw YS, Fry RB Jr, Josephson EB, Ledyard HK, Hirshon JM, Public Health Committee of the American College of Emergency Physicians. (date unknown). Respiratory hygiene in the emergency department. Vol. 48, 570-82. Accepted, .
  • Brant-Zawadzki G, Boltax J, Bott S, Chapman M, Fix M, Freeman A, Fuller M, Hartsell S, Krulewitz N, Ledyard H, Morgan M, Stephen R, Unger L, Williams W, Roginski MA, Lingenfelter E, Sloan C, Ciullo A (date unknown). A Guide for Caring for Patients Amidst the Novel Coronavirus Pandemic. 1. Accepted, .
  • Brant-Zawadzki GM, Ockerse P, Brunson JR, Smith JL, McRae BR, Fonnesbeck A, Ledyard H, Ruechel A, Fassl BA (date unknown). An Aerosol Containment and Filtration Tent for Intubation During the COVID-19 Pandemic. Vol. 28, 226-230. Accepted, .
  • Sherrod BA, Condie CK, Brock AA, Ledyard H, Menacho ST, Mazur MD (date unknown). Emergent Reversal of Direct Oral Anticoagulants Permitting Neurosurgical Intervention for Nonhemorrhagic Pathology. (pp. 38-41). Vol. 135. Accepted, .