Dr. Jay Kenneth Mattheis M.D.

Pink eye, or conjunctivitis, is a contagious eye condition caused by the inflammation and infection of the conjunctiva. The conjunctiva is the transparent membrane covering the white part of the eye and the eyeball. Infection and swelling of the the mucous membrane becomes reddish, and the entire...

Herpes Simplex Virus 1 (HSV-1)HSV-1 or herpes simplex virus type 1 is a type of herpes simplex virus that causes cold sores. It is called "oral herpes" because it often causes sores around the mouth or on the lips. Cold sores are also called as fever blisters. However, the sores can also be found...

Cataracts is a cloudy area in the lens of the eye that blocks the light entering the eye, thus affecting vision. Surgery is one of the most common options to treat cataracts and improve vision. It is performed by an ophthalmologist and in most cases, is an outpatient procedure. Cataracts is an eye...

Shingles is a contagious viral infection that is caused by the varicella zoster virus, the same virus that causes chickenpox. This virus affects a particular nerve section, causing painful rashes on the skin connected to that particular nerve. The rash normally appears in a form of a band on any...

When the lens of the eye becomes clouded, it is deemed to be cataract. This is the leading cause of vision loss in people over the age of 40, and cataracts are responsible for the majority of blindness across the globe. Over 22 million Americans over the age of 40 are currently affected by...

What is bacterial conjunctivitis?Conjunctivitis is an inflammation of the palpebral or bulbar part of the eye. There are many types and many causes of conjunctivitis. One common type is bacterial conjunctivitis, wherein bacteria that infect the eyes spread through direct contact with an infected...