Dr. Lynn Bryce Mcmahan M.D.

Cataract is the blurring of the lens part of the eye that can lead to complications in vision. Aging is the cause of the common form of cataract. It grows slowly and should symptoms develop they should not be ignored as this condition worsens with time. Congenital defects, previous eye surgery,...

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...

There are many causes of conjunctivitis such as:...

Normally, the eye, cornea, and lens can easily focus light rays on the retina. The disease known asastigmatism is an imperfection in the curvature of the cornea, and it can produce a clear, round dome covering the iris and pupil.The cornea and lens remain smooth and are always curved equally in all...

What is eyelid twitching?Eyelid twitching or myokymia is an involuntary eyelid spasm. The upper lid is usually affected, but spasms can also occur in the lower lid or both lids. Eyelid twitching is often mild for most people. However, others may experience stronger spasms, which may force their lids...

What is Glaucoma?Glaucoma is a medical condition that affects the eyes. It is characterized by high pressure in the eyes, leading to damages on the optic nerve, which can eventually impair your vision.Glaucoma is one of the leading causes of blindness worldwide. It can affect both men and women at...