Eye Disorders & Diseases Photos & Text Provided Courtesy of E. Joseph Zayac, O.D. Department of Ophthalmology The University of Texas Health Science Center San Antonio © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Appears to be a sty, but actually is basal cell cancer © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Looks serious, but is only a broken blood vessel similar to bruise on skin © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Bacterial Conjunctivitis (Pinkeye) infection, contagious © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Viral Conjunctivitis – no treatment indicated © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Pterygium – associated with UV light, common in Texas. Surgery indicated if approaches visual axis © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Cosmetic soft contact lens © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Corneal Ulcer - Complication of misuse of cosmetic contact lens © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Corneal transplant – post op 3 days © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Loss of iris and aphakia (lens) from paint ball injury © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Central cataract - pupil dilated to give vision around cataract © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Cataract with unique design © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Normal retina, optic nerve, blood vessels © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Blockage of retinal vein from hypertension © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Malignant melanoma of retina – follow course of blood vessel to feature elevation of lesion © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Retinal detachment – superior retina © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Bone Spicule – pigmentation of peripheral retina, indicative of retinis. Pigmentosa “RP” – night blindness © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Optic nerve – cupping in glaucoma © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Diabetic retinopathy – dot and blot hemorrhaging. Hard exudates © 2006 The University of Texas Health Science Center at San Antonio

© 2006 The University of Texas Health Science Center at San Antonio Proliferative – new blood vessel of optic nerve in diabetic retinopathy © 2006 The University of Texas Health Science Center at San Antonio