University of Vermont

College of Medicine

Department of Radiology

Bio for Grant Linnell, D.O.
Grant Linnell, D.O.

Grant Linnell, D.O.

Associate Professor
Department of Radiology

Contact Information
Office Location:
Radiology, FAHC-Patrick


Medical School:  Michigan State University-College of Osteopathic Medicine
Internship: St. Vincent Hospital/University of New England College of Osteopathic Medicine-Internal Medicine

Postdoctoral Training

Residency: Cleveland Clinic Foundation-Diagnostic Radiology
Fellowship: McGill University-Diagnostic and Interventional Neuroradiology

Academic Appointments

Associate Professor of Radiology

Clinical Appointments

Section head, Neurointerventional Radiology, Univeristy of Vermont Medical Center


Filippi CG, Read M, Burbank HN, Johnson DM, Linnell GJ, Alsofrom GF. Implementation of Practice Reforms to Reduce Repeat Neuroimaging for Interfacility Transfers at a Rural, Tertiary Referral Center. AJNR submitted.

Filippi CG, Andrews T, Gonyea JV, Linnell G, Cauley KA.Magnetic resonance diffusion tensor imaging and tractography of the lower spinal cord: application to diastematomyelia and tethered cord. Eur Radiol. 2010 Sep;20(9):2194-9. Epub 2010 Apr 30.

Filippi CG, Meyer RE, Cauley K, Nickerson JP, Burbank HN, Johnson JM, Linnell GJ, Alsofrom, GF.  "The misinterpretation rates of radiology residents on emergent neuroradiology magnetic resonance (MR) angiogram studies: correlation with level of residency training."Emerg Radiol. 2010 Jan;17(1):45-50. Epub 2009 Jun 5.

Meyer RE, Nickerson JP, Burbank HN, Alsofrom GF, Linnell GJ, Filippi CG.  "Discrepancy rates of on-call radiology residents' interpretations of CT angiography studies of the neck and circle of Willis."AJR Am J Roentgenol. 2009 Aug;193(2):527-32.

Cauley KA, Linnell GJ, Braff SP, Filippi CG.  "Serial follow-up MRI of indeterminate cystic lesions of the pineal region: experience at a rural tertiary care referral center. AJR Am J Roentgenol. 2009 Aug;193(2):533-7.

Filippi CG, Schneider B, Burbank HN, Alsofrom GF, Linnell G, Ratkovits B.  "Discrepancy rates of radiology resident interpretations of on-call neuroradiology MR imaging studies." Radiology. 2008 Dec;249(3):972-9.

Cauley KA, Ratkovits B, Braff SP, Linnell G.  "Communicating Hydrocephalus after Gamma Knife Radiosurgery for Vestibular Schwannoma: An MR Imaging Study." AJNR Am J Neuroradiol. 2008 Nov 27.

Chung EP, Herts BR, Linnell G, Novick AC, Obuchowski N, Coll DM, Baker ME.  “Analysis of Changes in Attenuation of Proven Renal Cysts on Different Scanning Phases of Triphasic MDCT”.  AJR 182:405-410  2004. 

Herts BR, Coll DM, Novick A, Obuchowski N, Linnell GJ, Wirth SL, Baker ME.  “Enhancement Characteristics of Papillary Renal Neoplasms Revealed on Triphasic Helical CT of the Kidneys”.  AJR 178:367-372  2002.

Linnell GJ, Applegate K.  “Mediastinal and Abdominal Lymphadenopathy Imitating Lymphoma in an Adolescent with Autoimmune Hepatitis”.  Pediatric Radiology 31  6,458-459   2001.


American Medical Association
American Osteopathic Association
Radiological Society of North America
American Society of Neuroradiology
Society of NeuroInterventional Surgery
American Society of Spine Radiology
American Society of Head and Neck Radiology

Other Professional Appointments

Treasurer – Vermont Radiological Society, Vermont Chapter of the American College of Radiology.  2014-2016
Member – American Society of Spine Radiology Informatics Committee, April 2013 - current 
Member – Institutional review board, University of Vermont.  May 2012 – current.
Abstract reviewer – Society of NeuroInterventional Surgery Annual Meeting 2012, 2013.