Case Study

Answer the below Case Study

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Roger is legally blind. His vision impairment is a complication of diabetes mellitus. Can you describe what structural changes in Roger’s eyes have caused his blindness? As you were helping him cross the street, a fellow pedestrian suddenly stumbled into your path. Without any signal from you, Roger jumped back to avoid hitting the other person. If Roger is blind, how could he have reacted this way?

Answer the following supplemental question in an essay format:

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In this case study Roger has a disease in which a side effect is blindness.  Research “diseases that causes blindness”; and choose a disease to write about.  Describe the disease, how it is contracted and how it causes blindness.  For example, Roger has diabetes and you have already researched the structural change in the eye that caused blindness; do the same for the disease you chose to write about.