OVS Faculty

Vice Chair Clinical Operations
Medical Director, Ophthalmology Clinical Research Center

Medical Degree
Medicine and Surgery, University of Turin, Italy

Ophthalmology, Department of Ophthalmology, University of Turin, Italy

Clinical and research fellowship, Hamilton Glaucoma Center, Department of Ophthalmology, University of California San Diego, La Jolla, California


Dr. Gianmarco Vizzeri is a glaucoma specialist with the UTMB Department of Ophthalmology and Visual Sciences. He serves patients at UTMB Eye Centers in Friendswood and Galveston.

He also is medical director for the department's Ophthalmology Clinical Research Center.

Dr. Vizzeri is part of a team of glaucoma specialists at UTMB who employ the most advanced imaging technology and sophisticated algorithms for early diagnosis and for monitoring disease progression. He also is actively engaged in finding new diagnostic and therapeutic modalities to prevent vision loss due to glaucoma.

Before joining the department he completed a clinical and research fellowship at the Hamilton Glaucoma Center in the Department of Ophthalmology, University of California San Diego in La Jolla, California.

He served his ophthalmology residency in the Department of Ophthalmology at the University of Turin in Italy, where he also earned his medical degree in medicine and surgery.

Email: givizzer@utmb.edu

Research interests:
1. Intrasession and Intersession Reproducibility of the Imaging Instruments in Glaucoma
2. ocular imaging, electrophysiology, ocular blood flow in glaucoma
3. glaucoma surgery
4. Visual Impairment and Increased Intracranial Pressure (VIIP)
5. Correlation between the Spectral Domain OCT and the Humphrey Field Analyzer
6. Effect of Age on Retinal Structures on Healthy Human Subjects
7. Evaluation of hindlimb suspension as a model to study ophthalmic complications in Microgravity
8. Mapping by VESGEN of blood vessels in the human retina undergoing bed rest for increased understanding of visual impairment and increased intracranial pressure (VIIP)
9. Effect of short-term hypercapnia during head-down bed rest on ocular structures and cerebral blood flow in healthy human subjects