It is important to determine the medications that a patient is taking, because many drugs have deleterious effects on the eye. Some antimalarial, antituberculous, antiglaucoma, and anti-inflammatory drugs can cause eye disorders. A thorough family history reveals familial disease tendencies such as glaucoma, cataracts, retinal degeneration, strabismus, or corneal dystrophies.
There are many specific symptoms related to eye disease. The common visual, nonvisual but painful, and nonvisual and painless symptoms and some possible causes are listed in Tables 10-3, 10-4, and 10-5, respectively.
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