McGovern Medical School (SK), The University of Texas Health Science Center at Houston, Houston, Texas; Department of Ophthalmology (SR, PWM, AIM, AGL), Blanton Eye Institute, Houston Methodist Hospital, Houston, Texas; Department of Neuro-Ophthalmology (SR), Royal Victorian Eye and Ear Hospital, Melbourne, Victoria, Australia; Department of Neurology (SR), Alfred Health, Melbourne, Victoria, Australia; Department of Neurology (SR), Royal Melbourne Hospital, Melbourne, Victoria, Australia; School of Medicine (CK), University of Texas Medical Branch, Galveston, Texas; Department of Neurosurgery (YJZ), Houston Methodist Hospital, Houston, Texas; Departments of Ophthalmology, Neurology, and Neurosurgery (AGL), Weill Cornell Medicine, New York, New York; Department of Ophthalmology (AGL), University of Texas Medical Branch, Galveston, Texas; Department of Ophthalmology, University of Texas MD Anderson Cancer Center (AGL), Houston, Texas; Texas College of Medicine (AGL), Bryan, Texas; and Department of Ophthalmology (AGL), The University of Iowa Hospitals and Clinics, Iowa City, Iowa.

Address correspondence to Andrew G. Lee, MD, Department of Ophthalmology, Blanton Eye Institute Houston Methodist Hospital, 6560 Fannin Street, Suite 450, Houston, TX 77030; E-mail: [email protected]

The authors report no conflicts of interest.

This research did not receive any specific grant from funding agencies in the public, commercial, or not-for-profit sectors.