Skip to main content

Christopher Tollefson, DVM

Department of Clinical Sciences


Assistant Clinical Professor, Section of Diagnostic Imaging

Department of Clinical Sciences
Cornell University College of Veterinary Medicine
930 Campus Road, Box 31
Ithaca, NY 14853

Email: crt76@cornell.edu

Research/Clinical Interest

Diagnostic Imaging

Education and Training

  • 2018-2021     Mississippi State University College of Veterinary Medicine, Residency
  • 2018-2021     Mississippi State University College of Veterinary Medicine, MS
  • 2017-2018     Mississippi State  University College of Veterinary Medicine, Internship
  • 2016-2017     BluePearl Veterinary Partners, Internship
  • 2016             Ross University School of Veterinary Medicine, DVM
  • 2011             University of Minnesota, BS

Biography

Publications

Pub Med logo     Please click on the PubMed link for a listing of Dr. Tollefson's publications.

  • Aortic pseudoaneurysm secondary to fungal infection in an adult dog. Accepted 2020. Lee AM, Tollefson CRᵒ. What is Your Diagnosis? J Am Vet Med Assoc
  • Disseminated granulomatous disease in a Hognose snake. Accepted 2020. Tollefson CRᵒ, Yates J*, Cade J, Baumgartner W, Lee AM. What is Your Diagnosis? J Am Vet Med Assoc
  • Multiple cartilaginous exostosis in a Golden Retriever. Accepted 2020. Little A^, Tollefson CR, Lee AM, Yang S, Moore T. What is Your Diagnosis? J Am Vet Med Assoc
  • Cutaneous foreign body in an adult dog. Accepted 2020. Mesecher CM*, Tollefson CR, Seitz MA. What is Your Diagnosis? J Am Vet Med Assoc
  • Mediastinal sarcoma with cultured nocardiosis in a Labrador retriever. February 2020. Tollefson CR, Hughes SM*, Baughman B, Lee AM. What is Your Diagnosis? J Am Vet Med Assoc 2020:256(4):423-426
  • Pyloric Hypertrophy in an adult West Highland White Terrier. Accepted 2019. Cortez KR*, Tollefson CR, Lee AM. What is Your Diagnosis? J Am Vet Med Assoc
  • Noncardiogenic pulmonary edema in a young dog. June 2019. Tollefson CR, Muro SM^, Mackin AJ, Lee AM. What is Your Diagnosis? J Am Vet Med Assoc 2019:254(12):1393-1396
  • Foreign body aspiration with nasopharyngeal entrapment in a young cat. December 2018. Tollefson CR, Hiebert EC, Lee AM, Gambino JM. What is Your Diagnosis? J Am Vet Med Assoc 2018:253(11):1405-1407

Awards and Honors

Professional/Academic Affiliations

  • American College of Veterinary Radiology Veterinary Ultrasound Society Member, 2017 – Present
  • American Veterinary Medical Association Member, 2015 – Present