A 65-year-old man presents to the clinician with complaints of increasing bilateral peripheral vision loss, poor night vision, and frequent prescription changes that started 6 months previously. Recently, he has also been seeing halos around lights.
The clinician suspects chronic open-angle glaucoma. Which of the following statements is true concerning the diagnosis of chronic open-angle glaucoma?
a. The presence of increased intraocular pressure measured by tonometry is definitive for the diagnosis of open-angle glaucoma.
b. The clinician can definitively diagnosis open-angle glaucoma based on the subjective complaints of the patient.
c. Physical diagnosis relies on goniscopic evaluation of the angle by an ophthalmologist.
d. Early diagnosis is essential in order to reverse any damage that has occurred to the optic nerve.
Question 2
Acute angle-closure glaucoma involves a sudden severe rise in intraocular pressure. Which of the following ranges represents normal intraocular pressure?
a. 0 to 7 mm Hg c. 22 to 40 mm Hg
b. 8 to 21 mm Hg d. 40 to 80 mm Hg
Roles of the central and peripheral nervous systems.
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