Gonioscopy Video Atlas

We will be performing maintenance on the Gonioscopy.org server on Nov. 25 and potentially Nov. 26th. This means Gonioscopy.org will be temporarily unavailable during that time. This maintenance will allow us to upgrade our aging server.


This site is dedicated to teaching gonioscopy through the use of videography. It covers the basic examination techniques and more advanced techniques, such as indentation and the corneal wedge. There are video examples of most glaucoma-related diseases. We hope that you find it to be educational.



Wallace L.M. Alward, MD


Frederick C. Blodi Chair in Ophthalmology
Director, Glaucoma Service
Department of Ophthalmology and Visual Sciences
University of Iowa Carver College of Medicine

Dedicated to E. Lee Allen

LeeAllen sm

The world's premier gonioscopy
artist, inventor, scientist and dear friend.
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Site Credits

Video Production & Editing: Randall E. Verdick
Web Design: Jessica L. Bryant
Gonioscopy Artwork: E. Lee Allen
Additional Line Drawings: Eric N. Alward
Video Archivists: Molly Ouren & Drew Nelson