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Oscar   Illanes DVM, PhD, DACVP

Professor of Anatomic Pathology




Courses Taught/Teaching:

DVM Universidad Austral de Chile Semester 3, VPA 5341: Pathology I
PhD University of Liverpool Semester 4, VPA 5443: Pathology II
Residency Morphologic Pathology, Texas A&M University VMS 5111: Microscopic Anatomy and Embryology
VMP 5352: Case Base Studies II
VMP 5452: Case Base Studies III


Scholarship Award in Veterinary Pathology, C.L. Davis Foundation for the Advancement of Veterinary and Comparative Pathology

Publication Highlights

Soto E, Illanes O, Revan F, Griffin M, Riofrio A. Bacterial distribution and tissue targets following experimental Edwardsiella ictaluri infection in Nile tilapia (Oreochromis niloticus). Dis. Aquat. Org Vol 104. 2013;105-112.

Soto E, Griffin M, Verma A, Castillo-Alcala F, Beierschmitt A, Beeler-Marfisi J, Arauz M, Illanes O. An outbreak of Yersinia enterocolitica in a captive colony of African Green Monkeys (Chlorocebus aethiops sabaeus) in the Caribbean. Comparative Medicine. 2013;63(5):1-6.

Mortier RAR, Barkema HW, Bystrom JM, Illanes O, Orsel K, Wolf R, Atkins G, De Buck J. Evaluation of age-dependent susceptibility in calves infected with two doses of Mycobacterium avium subspecies paratuberculosis using pathology and tissue culture. Veterinary Research. 2013;44:94. http://www.veterinaryresearch.org/content/44/1/94.

Rose N, Warren AL, Whiteside D, Bidulka J, Robinson JH, Illanes O, Brookfield C. Columbid herpesvirus-1 mortality in great horned owls (Bubo virginianus) from Calgary, Alberta. Can. Vet. J. 2012;53:257-264.

Soto E, Illanes O, Hilchie D, Morales JA, Sunyakumthorn P, Hawke JP, Goodwin A, Riggs A, Yanong R, Pouder DB, Floyd RF, Arauz M, Bogdanovic L, Castillo F. Molecular and immunohistochemical diagnosis of Francisella noatunensis subsp. orientalis from formalin-fixed paraffin embedded tissues. J. Vet. Diagn. Invest: 2012;24(5):840-845.

Tremblay A, Dumitriu S, Stather DR, MacEachern P, Illanes O, Kelly MM. Use of a Drug Eluting Pleural Catheter for Pleurodesis. Experimental Lung Research. 2012;38:9-10:475-82.

Illanes, O.; Henry, J.; Skerritt, G. (1990). Light and electron microscopy studies of the ulnar, saphenous and caudal cutaneous sural nerves of the dog. Am. J. Anat., 187: 158-164.

Illanes, O.; Mossman, S.; McCarthy, K. (1990). Alpha herpesvirus saimiri infection in rabbits: 1. Light and electronmicroscopic study of cutaneous spinal nerves. Acta Neuropathol., 79: 551-557.

Illanes, O.; Mossman, S.; McCarthy, K. (1990).  Alpha herpesvirus saimiri infection in rabbits: 2. Morphometric study of cutaneous spinal nerves. Acta Neuropathol., 79: 558-565.

Stoica, G.; Floyd, G.; Illanes, O.; Wong, P. (1992).  Temporal lymphoreticular changes caused by ts1, a paralytogenic mutant of Moloney Murine Leukemia Virus TB.   Lab. Invest., 66 (4): 427-436.

Illanes, O.; Tiffani-Castiglioni, E.; Edwards, J.F.; Shadduck, J.A. (1993). Spontaneous encephalitozoonosis in an experimental group of guinea pigs. J. Vet. Diagn. Invest., 5:  649-651.

Stoica, G.; Illanes, O.; Tasca, S.; Wong, P. (1993). Temporal central and peripheral nervous system changes induced by a paralytogenic mutant of Moloney Murine Leukemia Virus TB. Lab. Invest., 69 (6): 724-735.

Illanes, O.; Moore, A.; Pringle, J.; Saindon, A. (1994).  Neospora-induced congenital myelitis and polyradiculoneuritis in a one-month-old Holstein calf. Can. Vet. J., 35: 653-654.

Illanes, O.; Lopez, A.; Miller, L.; Yason, C.; McLearon, J.; Wadowska, D.; Martinez, J. (2000). Lesions associated with postweaning multisystemic wasting syndrome in pigs from Prince Edward Island, Canada. J. Vet. Diagn. Invest. 12: 146-150.

Illanes, O; Anderson, S; Niesman, M; Zwick, L; Jessen, B. (2006). Retinal and peripheral nerve toxicity induced by the administration of a pan-cyclin dependent kinase (cdk) inhibitor in mice. Toxicologic Pathology, 34: 243-248.

Yang, A; Illanes, O; Trajkovic, D; Ramiro-Ibanez, F. (2007). Clinical, histopathological and immuno-histochemical analysis of para-aminophenol nephrotoxicity in Sprague Dawley Rats. Toxicologic Pathology, 35: 521-532.

Rienske M, Barkema H, Orsel K, Muench G, Bystrom J, Illanes O, De Buck J (2015): “Longitudinal evaluation of diagnostics in experimentally infected young



Diplomate, American College of Veterinary Pathologists ((ACVP)

Research Interests: Neuropathology, Infectious diseases, Toxicologic Pathology

Other interests:
Diagnostic pathology, Residency training