A nurse assesses a 79-year-old adult noting the presence of a white ring around the iris bilaterally. What is the correct term for this?
A) Glaucoma
B) Arcus senilis
C) Arthritis
D) Presbyopia
Ans: B
Arcus senilis (also called corneal arcus) is evidenced by the development of yellow or gray-white ring around the iris. Glaucoma is related to pressure changes, not changes to the iris. Arthritis is unrelated to eye health. Presbyopia is an age-related visual acuity change.
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