Karen Orjuela, MD
Assistant Professor, Neurology

Professional Titles

• Assistant Professor
• Co-Director Diversity, Equity and Inclusion
• Neurohospitalist Fellowship - Program Director

Recognition & Awards

• Denver 5280 Vascular Neurology - Top Doctors, 5280 Magazine (2019)
• Faculty Resident Teaching Award. Excellence in resident teaching, Department of Neurology. University of Colorado (2019)
• Faculty Student Teaching Award. Excellence in student teaching, Department of Neurology. University of Colorado (2018)

Research Interests

Teaching

Publications

• Poisson SN, Leppert MH, Orjuela KD. Cryptogenic Stroke and PFO Closure: Does Sex Matter?. J Am Heart Assoc. 2023 Oct 3;12(19):e031857. PubMed PMID: 37776208
• Matthews E, Schmitt B, Passeri M, Mizenko C, Orjuela K, Piquet A. AMPA Receptor Encephalitis in a Patient With Metastatic Breast Cancer Receiving Palbociclib: A Case Report. Neurol Neuroimmunol Neuroinflamm. 2022 Sep;9(5). PubMed PMID: 35794024
• Matthews E, Schmitt B, Passeri M, Mizenko C, Orjuela K, Piquet A. AMPA Receptor Encephalitis in a Patient With Metastatic Breast Cancer Receiving Palbociclib: A Case Report. Neurol Neuroimmunol Neuroinflamm. 2022 Sep;9(5). PubMed PMID: 35794024
• Poisson SN, Block KL, Orjuela KD. Implications of the National Institutes of Health Stroke Scale Cookie Theft Picture-A Closer Look. JAMA Neurol. 2022 Aug 1;79(8):734-735. PubMed PMID: 35696194
• Poisson SN, Block KL, Orjuela KD. Implications of the National Institutes of Health Stroke Scale Cookie Theft Picture-A Closer Look. JAMA Neurol. 2022 Aug 1;79(8):734-735. PubMed PMID: 35696194
• Graham E, Orjuela K, Poisson S, Biller J. Treatment challenges in idiopathic extracranial ICA vasospasm case report and review of the literature. eNeurologicalSci. 2021 Mar;22:100304. PubMed PMID: 33336087
• Graham E, Orjuela K, Poisson S, Biller J. Treatment challenges in idiopathic extracranial ICA vasospasm case report and review of the literature. eNeurologicalSci. 2021 Mar;22:100304. PubMed PMID: 33336087
• Graham E, Orjuela K, Poisson S, Biller J. Treatment challenges in idiopathic extracranial ICA vasospasm case report and review of the literature. eNeurologicalSci. 2021 Mar;22:100304. PubMed PMID: 33336087
• Warrior L, Kim CY, Burdick DJ, Ackerman DJ, Bartolini L, Cagniart KR, Dangayach NS, Dawson ET, Orjuela KD, Gordon Perue GL, Cutsforth-Gregory JK, Bahouth MN, McClean JC 2nd, DeLuca GC. Leading with inclusion during the COVID-19 pandemic: Stronger together. Neurology. 2020 Sep 22;95(12):537-542. PubMed PMID: 32817189
• Kammeyer RM, Orjuela KD. Rapidly Progressive Dementia and Temporal Lobe Atrophy in a Case of Nonketotic Hyperglycemic Hemichorea. Neurohospitalist. 2020 Jul;10(3):229-233. PubMed PMID: 32549949
• Macchi ZA, Kleinschmidt-DeMasters BK, Orjuela KD, Pastula DM, Piquet AL, Baca CB. Glioblastoma as an autoimmune limbic encephalitis mimic: A case and review of the literature. J Neuroimmunol. 2020 Mar 7;342:577214. [Epub ahead of print] PubMed PMID: 32182452
• Warrior L, Kim CY, Burdick DJ, Ackerman DJ, Bartolini L, Cagniart KR, Dangayach NS, Dawson ET, Orjuela KD, Gordon Perue GL, Cutsforth-Gregory JK, Bahouth MN, McClean JC 2nd, DeLuca GC. Leading with inclusion during the COVID-19 pandemic: Stronger together. Neurology. 2020 Sep 22;95(12):537-542. PubMed PMID: 32817189
• Kammeyer RM, Orjuela KD. Rapidly Progressive Dementia and Temporal Lobe Atrophy in a Case of Nonketotic Hyperglycemic Hemichorea. Neurohospitalist. 2020 Jul;10(3):229-233. PubMed PMID: 32549949
• Macchi ZA, Kleinschmidt-DeMasters BK, Orjuela KD, Pastula DM, Piquet AL, Baca CB. Glioblastoma as an autoimmune limbic encephalitis mimic: A case and review of the literature. J Neuroimmunol. 2020 Mar 7;342:577214. [Epub ahead of print] PubMed PMID: 32182452
• Ralston MSA, Murray MBP, Vela-Duarte D, Orjuela KD, Pastula DM. Neuroterrorism Preparedness for the Neurohospitalist. Neurohospitalist. 2019 Jul;9(3):151-159. PubMed PMID: 31244972
• Leppert MH, Poisson SN, Carroll JD, Thaler DE, Kim CH, Orjuela KD, Ho PM, Burke JF, Campbell JD. Cost-Effectiveness of Patent Foramen Ovale Closure Versus Medical Therapy for Secondary Stroke Prevention. Stroke. 2018 Jun;49(6):1443-1450. PubMed PMID: 29720435

Professional Memberships

• American Academy of Neurology, Member
• American Heart Association, Member
• Neurohospitalist Society, Board Member