Let’s Talk Symptoms, Diagnosis and Treatment for Dog Eye Ulcers, Is your dog squinting or holding his eye shut? Are the whites of his eyes really red? Could it be a corneal ulcer? Let’s discuss symptoms, diagnosis and treatment for dog eye ulcers. When you hear the word ulcer, you probably think of the condition caused by stress that has people popping antacids to combat intense stomach pain. But another type of ulcer affects the eye. A corneal ulcer is essentially a scratch on the eye. So, what