Eye Disorders ------------- Various disorders involving the eyes and related structures can afflict desert tortoises. Some of these include cataracts, corneal ulcers, infections, puncture wounds and other injuries, conjunctivitis, keratitis sicca (dry eye), and hatchling eye syndrome (vascular scarring). Eye involvement may accompany respiratory disease. Cataracts may result from injury or infection, and some eye disorders are hereditary. Unusual eye color variations are also noted from time to time.