Birdshot Uveitis Society of North America (BUSNA) is a group of Birdshot Uveitis patients determined to raise awareness and research funds for our rare autoimmune eye disorder, Birdshot Uveitis. We also offer support for fellow patients. We are all volunteers. BUSNA is registered as a 501(c)(3) tax-exempt nonprofit organization with the Internal Revenue Service (IRS). BUSNA partners with other organizations around the world that share our mission. We offer news and events as publicized on our website and social media pages.