A 68-year-old woman is in the eye clinic for a checkup.She tells the nurse that she has been having trouble with reading the paper,sewing,and even seeing the faces of her grandchildren.On examination,the nurse notes that she has some loss of central vision but her peripheral vision is normal.These findings suggest that:

Question

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Macular degeneration is the most common cause of blindness.It is characterized by loss of central vision.Cataracts would show lens opacity.Chronic open-angle glaucoma,the most common type of glaucoma,involves a gradual loss of peripheral vision.

A 68-Year-Old Woman Is in the Eye Clinic for a Checkup.She