Christopher Joseph Rudnisky MD MPH FRCSC
Nystagmus is involuntary movement of the eyes. These eye movements...
The diopter is a unit of measurement used to describe...
The macula is part of the retina, a thin layer...
Nearsightedness is most often caused by a natural change in...
Glaucoma is a group of eye diseases that damage the...
Central vision is the most important part of a person’s...
Refractive error is a condition that causes blurred vision when...
Color blindness results from an absence of color-sensitive pigment in...
Presbyopia is a condition in which the eyes are not...
Opticians are skilled technicians who fill optical prescriptions and fit...
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