Contact Us or call 800-838-4268 for more information
Skip to main content

Chiara Leo DVM, MSc, MRCVS, PgCert FHEA Dipl. ACVIM (Oncology)

Chiara Leo DVM, MSc, MRCVS, PgCert FHEA Dipl. ACVIM (Oncology)

•    Graduation at the University of Milan, Italy, in 2003
•    Oncology specialist internship at the University of Zurich, Switzerland
•    12 years of experience in Oncology
•    Specialist training: Residency of the American College of Veterinary Internal Medicine (sub-specialty Oncology) with board certification in 2012

•    University of Milan, italy
•    University of Zurich, Switzerland
•    Washington State University, USA
•    Royal Veterinary College, London, UK
•    Istituto Veterinario di Novara, Italy

Dr. Chiara Leo graduated from Milan University (Italy) in 2003, and knew from start that Oncology was her only interest and that she should move abroad in order to strengthen her knowledge in this field. She completed an internship at the Tierspital University of Zurich (Switzerland) and then a residency in Oncology at the Animal Oncology and Imaging Center in Zug (Switzerland). She spent part of her residency at Washington state University, then moved to London. Dr. Leo had been appointed Lecturer in Oncology at the Royal Veterinary College (London, UK) from 2011 to 2016 and “ad interim” Head of the Oncology service  from 2015 to 2016. In 2016 she moved back to Italy, where she became head of the Oncology service at the Istituto Veterinario Novara. In her free time, Dr. Leo enjoys hiking with her dog Arturo.

Need information on submitting your cases for Teleoncology with Dr. Leo? Click HERE.



  1. Davies O, Szladovits B, Polton G, Garden OA, Leo C, Lara-Garcia A. Prognostic significance of clinical presentation, induction and rescue treatment in 42 cases of canine centroblastic diffuse large B-cell multicentric lymphoma in the United Kingdom. Vet Comp Oncol. 2018 Jun;16(2):276-287. doi: 10.1111/vco.12378. Epub 2017 Dec 22
  2. Ortiz AL, Carvalho S, Leo C, Riondato F, Archer J, Cian F. Gamma delta T-cell large granular lymphocyte lymphoma in a dog. Vet Clin Pathol. 2015 Sep;44(3):442-7
  3. Guzera M, Cian F, Leo C, Winnicka A, Archer J. The use of flow cytometry for immunophenotyping lymphoproliferative disorders in the cat: a retrospective study of 19 cases. Vet Comp Oncol. 2014 Jun 2
  4. Leo C, Stell A, Borrego J, Martinez de Merlo E, Ruess-Melzer K, Lara-Garcia A. Evaluation of low-dose metronomic (LDM) cyclophosphamide toxicity in cats with malignant neoplasia. J Feline Med Surg. 2014 Jan 14         
  5. Pinheiro D, Chang Y, Bryant H, Szladovits B, D’Alessandri T, Davison LJ, Yallop E, Leo C, Lara A, Stell A, Polton J, Garden OA. Dissecting the regulatory microenvironment of a large animal model of non-Hodgkin’s lymphoma: evidence for both FOXP3+ and IL-10+ T cells in canine B cell lymphoma. iPLOS Under Review (submitted for review September 2013)
  6. Swinbourne F, Kulendra E, Smith C, Leo C, Ter Haar G. Inflammatory Myofibroblastic Tumour in the Nasal Cavity of a Dog. J Small Anim Pract. 2013 Oct 9.
  7. Kook PH, Grest P, Raute-Kreinsen U, Leo C, Reusch CE.Addison's disease due to bilateral adrenal malignancy in a dog. J Small Anim Pract. 2010 Jun;51(6):333-6
  8. Buchholz J, Hagen R, Leo C, Ebling A, Roos M, Kaser-Hotz B, Bley C . 3D conformal radiation therapy for palliative treatment of canine nasal tumors; Vet Radiol Ultrasound. 2009 Nov-Dec;50(6):679-83.
  9. Marconato L, Leo C, Girelli R, Salvi S, Abramo F, Bettini G, Comazzi S, Nardi P, Albanese F, Zini. Association between waste management and cancer in companion animals J Vet Intern Med. 2009 May-Jun;23(3):564-9