Mark O.M. Tso

Mark O.M. Tso, MD, is an American and Chinese ophthalmologist who served as Professor and Founding Chairman of the Department of Ophthalmology & Visual Sciences, The Chinese University of Hong Kong. Much of his early research concerned ocular pathologic findings in retinoblastoma and laser effects on the retina.

Education and career

Tso earned his M.D. from the University of Hong Kong in 1961. During training at the Armed Forces Institute of Pathology with famed ophthalmic pathologist Lorenz Zimmerman, Tso conducted early research on the micrologic features of retinoblastoma, including rosette formation. He was recruited to The University of Illinois Eye and Ear Infirmary by Morton F. Goldberg, until his appointment in Hong Kong in 1994.

Offices held

• 1969 - 1971 Staff Ophthalmologist, Department of Ophthalmic & Pathology,

Armed Forces Institute of Pathology, Washington, D.C., Major MC, USA

• 1969 - 1971 Assistant Clinical Professor of Ophthalmology, The George

Washington University Medical Center, Washington, D.C.

• 1971 - 1972 Assistant Research Professor of Ophthalmology, The George

Washington University Medical Center, Washington, D.C.

• 1971 - 1976 Research Associate, Ophthalmic Pathology Branch, [[Armed Forces

Institute of Pathology]], Washington, D.C.

• 1972 - 1976 Visiting Staff of Retina Clinics of George Washington University

Hospital, D.C., General Hospital & Freedmen Hospital

• 1973 - 1976 Associate Research Professor of Ophthalmology, The George

Washington University Medical School

• 1976 - 1994 Professor of Ophthalmology, Lions of Illinois Eye Research Institute,

University of Illinois at Chicago, College of Medicine, Chicago, Illinois

• 1976 - 1994 Director of the Georgiana Theobald Ophthalmic Pathology

Laboratory, The University of Illinois Eye and Ear Infirmary, University of Illinois at Chicago, College of Medicine, Chicago, Illinois

• 1976 - 1994 Director of the Macula Clinic, University of Illinois Hospital Eye &

Ear Infirmary, University of Illinois at Chicago, College of Medicine, Chicago, Illinois

• 1989 - 1994 Medical Director of Lions of Illinois Eye Bank, Lions of Illinois Eye

Research Institute, Chicago, Illinois

• 1994 - 1999 Professor and Founding Chairman, Department of Ophthalmology &

Visual Sciences, The Chinese University of Hong Kong

• 1994 – 2000 Chief of Service, Hong Kong Eye Hospital

• 1994 - 2000 Clinical Professor of Ophthalmology, University of Hong Kong

• 1997 - 1999 President, College of Ophthalmologists of Hong Kong

• 1997 - 2005 Councilor and Honorary Treasurer, Asia-Pacific Academy of

Ophthalmology

• 1998 - 2006 Vice President, International Council of Ophthalmology, elected in

May, 1997

• 2004 – 2005 Medical Director, National Neurovision Research Institute, (NNRI)

• 1999 - Present Professor of Ophthalmology and Pathology, J[[ohns Hopkins

University]], School of Medicine

• 1997 - Present Chair XI, Academia Ophthalmologica Internationalis

• 1995 - Present Adjunct Professor of Ophthalmology, University of Illinois at

Chicago

• 2001 - Present Honorary Director and Professor of Ophthalmology, Peking

University Eye Center, Beijing

• 2006 – Present Education Director, International Council of Ophthalmology

Published works (partial list)

• MTakahashi K, Lam TT, Fu J, Tso MOM (1997). "The effect of high dose methylprednisolone

on laser-induced retinal injury in primates: an electron microscopic study". Graefe’s Arch Clin Exp Ophthalmol. 235: 723–732. doi:10.1007/BF01880672.  CS1 maint: Multiple names: authors list (link)