Silver Book Fact
In 2001, approximately 2.9 million glaucoma patients visited physicians or hospitals for treatment of their disease.
Rein D, Zhang P, Wirth K, Lee P, et al. The Economic Burden of Major Adult Visual Disorders in the United States. Arch Opthalmol. 2006; 124(12): 1754-60. http://archopht.ama-assn.org/cgi/content/abstract/124/12/1754