Blocked tear duct

Blocked tear ducts are common at birth, but tear ducts can also become blocked in adulthood by infection or trauma. Treatment is almost always successful.


A cataract occurs when the normally clear lens in your eye becomes cloudy, often impairing vision. Fortunately, cataract surgery is safe and effective.

Convergence insufficiency


Diabetic retinopathy


Dry eyes


Ectropion — Comprehensive overview covers symptoms, causes, treatment of a sagging or outwardly turned eyelid.


Entropion occurs when your eyelid turns inward so that eyelashes rub against the eye. Surgery is usually necessary to relieve symptoms and prevent cornea damage.

Eye floaters

Eye melanoma



Fuchs' dystrophy


Iritis is inflammation that affects the colored area of your eye called the iris. This serious condition can affect your vision if left untreated.



Keratoconus occurs when your cornea thins and becomes cone shaped, which can lead to worsening vision. Cone-shaped cornea usually affects teens and young adults.

Krabbe disease

Krabbe disease is a rare, inherited disorder — most often affecting infants — that impairs functioning of the central nervous system and usually leads to early death.

Lazy eye (amblyopia)

The term "lazy eye" refers to an eye that wanders inward or outward. Treatment ideally begins in early childhood.

Macular degeneration, dry

Dry macular degeneration, the more common type of age-related macular degeneration, causes a loss of central vision.

Macular degeneration, wet

Wet macular degeneration is a severe form of age-related macular degeneration.

Migraine with aura

Migraine with aura is a usually severe headache that's accompanied by visual disturbances, such as flashes of light, zigzagging patterns or blind spots.

Multiple system atrophy (MSA)



Neurofibromatosis — Comprehensive overview covers symptoms, diagnosis and treatment of this genetic disorder.

Noonan syndrome

Noonan syndrome is caused by a mutation in one of the genes responsible for normal development in many parts of the body, including the heart.

Optic neuritis

Optic neuritis is an inflammation of the optic nerve, the structure that transmits visual information to your brain. Optic neuritis usually causes temporary vision loss.

Premature birth

Prepare for your eye exam


Pseudotumor cerebri

Pseudotumor cerebri — Comprehensive overview covers symptoms, causes, treatment of increased pressure inside the skull.

Rett syndrome

Shaken baby syndrome

Sjogren's syndrome

Stickler syndrome

Stickler syndrome can affect multiple parts of your body, including your eyes, face, ears, bones and joints.

Subconjunctival hemorrhage

Subconjunctival hemorrhage occurs when a blood vessel breaks in the white of your eye, turning it bright red. Although painful looking, it is usually harmless.

Type 2 diabetes


Wilson's disease

March 06, 2013