Ranier Reyes, M.D. Titles and Appointments Assistant Professor School Medical School Department Neurology | Neurological Surgery You have reached the Academic Profile. For more information on the doctor and patient care, please visit the clinical profile. Biography Joined UT Southwestern: 2020 Ranier Reyes, M.D., is a board-certified neurologist who cares for patients in the neuroscience intensive care unit (NSICU) at Clements University Hospital and Parkland Memorial Hospital. Clinical Interests: He specializes in the care of critically ill patients with neurological and neurosurgical disorders and has particular interests in cerebral edema, death by neurological criteria (brain death), and medical/simulation education and wellness. Trainee Education: Dr. Reyes serves as the director of the Neurocritical Care Fellowship at UT Southwestern and serves to mentor trainees into expert clinicians and academicians. His vision for the program centers on supporting and cultivating the comprehensive development of fellows through indvidualized education and mentorship. Dr. Reyes was born in Houston, TX, and earned a B.S. in Neuroscience from Baylor University in Waco, TX. He obtained his medical degree from The University of Texas at Houston (now McGovern Medical School) and completed residency training in Neurology at Baylor College of Medicine, followed by a fellowship in neurocritical care at UT Southwestern Medical Center. He is a diplomate of the American Board of Psychiatry & Neurology and is ACGME board-certified in Neurocritical Care. Education Medical School UT Health Science Center McGovern Medical School (2014) Residency Baylor College of Medicine (2018), Neurology Fellowship UT Southwestern Medical Center (2020), Neurocritical Care Research Interest Cerebral Edema & Brain Injury Death by Neurological Criteria (Brain Death) Intracerebral Hemorrhage Mentorship and Education, Simulation Education Publications Changes in Quantitative Pupillometry After General Anesthesia and Neuromuscular Blockade Dave S, Rana C, Marshall JL, Romito BT, Reyes RG, Olson DW, McDonagh DL, Aiyagari V, Bashir MM, Romito JW Journal of Perianesthesia Nursing 2025 Quantitative Pupillometry Values are Remarkably Similar Before and After Neuroimaging Olson DW, Stutzman SE, Nairon EB, Reyes R Journal of Radiology Nursing 2023 Sep 42 305-309 Relationship between Automated Pupillometry Measurements and Ventricular Volume in Patients with Aneurysmal Subarachnoid Hemorrhage Campos YA, Rana P, Reyes RG, Mazhar K, Stutzman SE, Atem F, Olson DW, Aiyagari V Journal of Neuroscience Nursing 2022 Aug 54 166-170 Complications of small-bore feeding tubes: Is newer technology necessarily better? Campos Y, Kerin C, Reyes R Trauma Surgery and Acute Care Open 2020 Aug 5 An update on neurocritical care for intracerebral hemorrhage Reyes R, Viswanathan M, Aiyagari V Expert review of neurotherapeutics 2019 Jun 19 557-578 Results 1-5 of 5 1 Honors & Awards Rolak Award - Academic and Education Excellence in ResidencyDepartment of Neurology, Baylor College of Medicine (2018) Chief ResidentDepartment of Neurology, Baylor College of Medicine (2017-2018) Professional Associations/Affiliations American Academy of Neurology European Society of Intensive Care Medicine Neurocritical Care Society