Glaucoma is common in both humans and dogs. When pressure fluid inside the eyeball is too high, internal structures can be destroyed. This is glaucoma. The pressure damage is similar to high blood pressure rupturing a blood vessel in the brain, causing blood flooding that damages brain cells — otherwise known as a stroke. Glaucoma renders the affected eye blind and useless in most cases. What causes glaucoma? The fluid in the eyeball is known as aqueous humor. Drainage issues — the aqueous humor not being able to drain properly from the eye — is the most frequent cause of … Continue reading →