Dr. Zinaria Yvonne Williams MD

What are cataracts?When the lens located inside the human eye gets cloudy, it is called a cataract. A cataract in Latin means waterfall, thus describing what your vision with cataract is like; seeing through a waterfall. A cataract occurs as a result of the inability of the lens to allow sufficient...

Doctors or physicians are categorized according to different factors including medical specialties and subspecialties. Most doctors specialize in a specific area of medicine. This article provides a summary of the different types of doctors in the medical field. AllergistsAllergists are also...

What is eye herpes?Eye herpes, or ocular herpes, is a recurrent viral infection that affects the eyes. It is caused by herpes simplex virus type 1. It causes an inflammation of the eye, as well as scarring in the cornea.Eye herpes can be transmitted from one person to another when there is a close...

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...

What is sarcoidosis?Sarcoidosis is an inflammatory disease, which is characterized by the growth of granulomas or tiny collections of inflammatory cells in various parts of the body. When the immune system is slowed down and when these numerous clumps form, they tend to interfere with the organ’s...

Dry eyes are a condition in which the eyes do not get enough moisture and lubrication from tears. It is the tears that provides constant moisture to the eyes, which is very important for comfort of viewing. It is a very common condition in the population, particularly in people above 40-years-old....