Dr. Iona Leong	Dr. Iona Leong Department of Oral Pathology and Oral Medicine Faculty of Dentistry, Room 511 124 Edward St. Toronto, Ontario, Canada M5G 1G6 Phone: 416-979-4920 ext. 4487 Fax: 416-979-4936 iona.leong@dentistry.utoronto.ca
Current academic / hospital appointments
Assistant Professor - Faculty of Dentistry, University of Toronto Head - Division of Oral Pathology/Oral Medicine, Mount Sinai Hospital, Department of Dentistry Associate staff pathologist - Mount Sinai Hospital, Department of Pathology and Laboratory Medicine Assistant Professor - Department of Pathobiology and Laboratory Medicine, Faculty of Medicine University of Toronto
Education
1985 B.Sc., University of the Witwatersrand, Johannesburg, South Africa 1986 B.Sc. Hons., University of the Witwatersrand, Johannesburg, South Africa 1989 B.D.S., University of the Witwatersrand, Johannesburg, South Africa 1996 Diploma in Oral Pathology and Medicine, University of Toronto, Toronto 1997 F.R.C.D.C. Oral Pathology 1998 M.Sc., University of Toronto, Toronto 1999 F.R.C.D.C. Oral Medicine
Courses
Undergraduate: Oral Pathology and Medicine DDS III #315Y, Introduction to Clinical and Preventative Dentistry DDS I # 112Y Graduate / Postgraduate: Advanced Seminars in Oral Pathology DEN #1011Y, Oral Medicine DEN 1012Y (course director), Oral Pathology DEN #1002S (course director), Oral Surgical Pathology DEN1013Y Y Continuing Education: Oral Pathology, Oral Medicine
Research interests
Discovery, assessment and development of prognostic and diagnostic markers for oral cavity cancer and precancer. Development and application of cranial suture-derived osteogenic cultures to study pathogenesis of craniosynostosis. Clinical management of oral lichen planus
Recent Publications
Gevorgyan AM, La Scala GC, Sukhu B, Leung IT , Ashrafpour H, Yeung I, Neligan PC, Pang CY, Forrest CR. Radiation-induced craniofacial bone growth inhibition: in vitro cytoprotection in the rabbit orbitozygomatic complex periosteum-derived cell culture. Plast Reconstr Surg. 2008;121:763-71. Dardick I, Leong I. Clear cell carcinoma: Review of its histopmorphogenesis and classification as a squamous lesion. Oral Surg Oral Med Oral Pathol Oral Radiol Endod 2009;108:399-405. de Almeida JR, Ghotme K, Leong I, Drake J, James AL, Witterick IJ. A New Porcine Skull Base Model: Fibrin glue improves strength of CSF leak repairs. Otolaryngol Head Neck Surg 2009;141:184-9. Kauzman A, Leong I Granulomatous Diseases of the Oral Cavity - book chapter in: Textbook of Oral Medicine, Oral Diagnosis and Oral Radiology. Eds. Ongole R, Praveen BN. 1st ed. 2010 Elsevier India Klieb HBE, Duchnay M, Skeete D, Blackstein M, Leong IT. Ewings sarcoma in an elderly patient. Lancet 2010;375:1224 Antonescu CR, Katabi N, Zhang L, Sung YS, Seethala RJ, Jordan RC, Perez-Ordoñez B, Have C, Asa SL, Leong IT, Bradley G, Klieb H, Weinreb I. EWSR1-ATF1 Fusion is a Novel and Consistent Finding in Hyalinizing Clear Cell Carcinoma of Salivary Gland, Genes Chromosomes and Cancer
Current Research Grants
Canada-India Scientific and Technological Corporation: Principal investigators KWM Siu & R Ralhan; Co-investigators T. Colgan, I. Leong, C MacMillan, I Witterick. Development of Diagnostic and Prognostic Assays for Head and Neck Cancer.