Small Animal

Surgical Oncology

1:30 PM - 6:00 PM

Topics for discussion in the afternoon will include advances in intraoperative staging and postoperative management of common tumors diagnosed in canine patients, including advances in sentinel lymph node staging, intraoperative imaging for margin evaluation, electro-chemotherapy for adjuvant local therapy, and updates on prognosis and treatment options for anal sac adenocarcinoma.


Alyson N. Frederick, DVM

Resident in Small Animal Surgery
Pittsburgh Veterinary Specialty & Emergency Center

Alyson Frederick, DVM is a resident in small animal surgery at Pittsburgh Veterinary Specialty and Emergency Center (PVSEC), a BluePearl hospital.
Alyson obtained her undergraduate degree in veterinary and biomedical sciences from the Pennsylvania State University in 2011. She attended the University of Georgia for veterinary school, and graduated in 2015. She completed a one year small animal rotating internship at PVSEC in 2016 and stayed there for residency. Her expected residency completion date is July 2019.


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Joe A. Impellizeri, DVM, DACVIM (Oncology), MRCVS

Veterinary Oncology Services

Dr. Impellizeri is a 1994 graduate of Cornell University, College of Veterinary Medicine. In 1995, he completed a small animal medical and surgical internship at Colorado State University, before returning to the east coast to work for 5 years in small animal emergency/primary care, followed by a residency in Medical Oncology. Dr. Impellizeri became a Diplomate in the American College of Veterinary Internal Medicine, subspecialty of Oncology in 2005. In 2011, Dr. Impellizeri created the Barrymore Center for Advanced Cancer Therapeutics with a focus on Cancer Immunotherapy, Electrochemotherapy and Electrogenetransfer.


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Julius M. Liptak, BVSc, MVetClinStud, FACVSc, DECVS, DACVS-SA, ACVS Founding Fellow, Surgical Oncology

VCA Canada - Alta Vista Animal Hospital

Dr. Julius Liptak graduated from the University of Melbourne in Australia in 1992 with a Bachelor of Veterinary Science. He worked in private practice for 5 years before completing an Internship at the University of Queensland and a Residency in Small Animal Surgery at the University of Sydney. While at the University of Sydney, Dr. Liptak was awarded a Masters of Veterinary Clinical Studies for his investigation of autogenous grafting of the caudal vena cava in dogs. Dr. Liptak completed Clinical and Research Fellowships in Surgical Oncology at the Animal Cancer Center at Colorado State University. He was a Professor in Small Animal Surgery at the Ontario Veterinary College in Canada prior to moving to his current position as specialist small animal surgeon and surgical oncologist at VCA Canada - Alta Vista Animal Hospital in Ottawa, Canada.

Dr. Liptak is a board certified specialist in small animal surgery in Australia (Fellow of the Australian College of Veterinary Scientists), North America (Diplomate of the American College of Veterinary Surgeons), and Europe (Diplomate of the European College of Veterinary Surgeons). He has published over 50 papers on surgical oncology related topics in peer-reviewed veterinary and human journals, authored over 25 book chapters in veterinary surgery and oncology textbooks, and presented at numerous local, national and international conferences. Dr. Liptak was founding President of the Veterinary Society of Surgical Oncology and was awarded the Stephen J. Withrow Award for Advancing the Art and Science of Surgical Oncology in 2010. In 2012, he became an ACVS Founding Fellow in Surgical Oncology. Dr. Liptak is a co-editor of the 6th edition of Withrow and MacEwen's Small Animal Clinical Oncology.


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Takahiro Nagumo, DVM

Nihon University

Current Position:
Graduate student of Veterinary Surgery,Department of Veterinary MedicineCollege of Bioresource Sciences Nihon University
1866 Kameino, Fujisawa, Kanagawa 252-0880, Japan

Veterinary Licenses:
Japan #56506, 2017

2017 The chairman’s award Kanto regional meeting of Japanese Veterinary Medical Association
2018 The most valuable presenter award Annual meeting of Japanese Veterinary Medical Association


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Laura E. Selmic, BVetMed (Hons), MPH, DACVS-SA, DECVS, ACVS Founding Fellow,
Surgical Oncology

Assistant Professor
The Ohio State University

Dr. Selmic graduated with a Bachelor’s in Veterinary Medicine from the Royal Veterinary College, University of London in 2004. She completed a residency in small animal surgery at Texas A & M University in 2010. In 2011, she completed a clinical fellowship in oncologic surgery at the Flint Animal Cancer Center, Colorado State University. In 2012, she was recognized as a board certified specialist of small animal surgery and a founding fellow of surgical oncology. She completed a Master of Public Health degree with focus in Applied Biostatistics in 2013. She is currently an assistant professor of surgical oncology at the Ohio State University. Dr. Selmic’s research interests include imaging to enhance surgical planning and assessment of surgical margins, cancer epidemiology, clinical trial and study design.


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Deanna R. Worley, DVM, DACVS-SA, ACVS Founding Fellow, Surgical Oncology

Associate Professor
Colorado State University

Deanna R. Worley, DVM, DACVS-SA, ACVS Founding Fellow, Surgical Oncology; Associate Professor, Colorado State University


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Tanya Wright, DVM

Surgical Resident - SA
University of Guelph


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Surgical Oncology

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