An unusual spot

The retinal pigment epithelium (RPE) is the pigmented cell layer just outside the neurosensory retina that nourishes retinal visual cells, and is attached to the choroid beneath and the retina above.   The 7 functions of the RPE are:    1.   light absorption essential   2.   epithelial transport   3.   spatial buffering of ions.   4.  visual cycle.  Continue reading “An unusual spot”

Macular Degeneration

As you get older, did you know that age related macular degeneration (ARMD) can have a significant impact on your vision?    Symptoms of macular degeneration include:   Blurred vision Distorted near vision Blind spots in your central vision Straight lines will appear wavy. The hallmark findings in nonexudative ARMD are drusen, RPE (pigment) changes, and geographicContinue reading “Macular Degeneration”