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Gonorrhea is an infection caused by bacteria. It is a common sexually transmitted disease (STD). It is caused by the bacterium Neisseria gonorrhoeae. It is ...

Genital warts are caused by HPV, a sexually transmitted disease. These bumps are incredibly contagious and can't be cured. But treatment can help improve symptoms.

Hepatitis C is an infection of the liver. It is caused by the hepatitis C virus (HCV). Hepatitis © 2011 Nucleus Medical Media, Inc. HCV is carried in the blood ...

HIV is a virus that attacks white blood cells called helper T cells (CD4). These cells are part of the immune system. They fight off infections and disease. As ...

Lyme disease is a bacterial infection resulting from the bite of an infected deer tick. Lyme disease infection is caused by the bacterium Borrelia burgdorferi, ...

Our infectious disease experts bring a wealth of experience and research to treating a range of diseases. Get personalized, knowledgeable care and treatment at UVA.

Corneal opacity is a disorder of the cornea. The cornea is the transparent structure on the front of the eyeball. Corneal opacity occurs when the cornea becomes scarred. This stops light from passing through the cornea to the retina and may cause the cornea to appear white or clouded over.

Astigmatism is a condition that results in blurred, unfocused, or fuzzy vision. The cornea (the front surface of the eye) or lens (located behind the cornea) has an abnormal or irregular curve.

Blepharitis is inflammation of the eyelid. It is a very common eye disease that affects the edge of the eyelids and eyelash hair follicles.

A corneal abrasion is a scratch on the cornea. The cornea is the clear, front surface of the eye. It is located directly in front of the colored part of the eye.