IN THIS paper I shall endeavor to recall to you as logically as I can certain facts and truisms concerning aphakia which, in my opinion, should be carefully considered by every ophthalmologist in any case before undertaking the management of cataract, especially when the patient is or will be aphakic in one eye only.
A person may be aphakic in one eye while the other eye is (1) normal, with good visual acuity and (a) no material refractive error, or with (b) notable refractive error and (c) good accommodation (young person), or with (d) presbyopia; (2) cataractous, or otherwise diseased, with poor visual acuity, with or without correction, and with or without accommodation, or (3) blind, or nearly so.
THE APHAKIC EYE
On removal of its lens, the eye is reduced to the simplest kind of an imageforming instrument. The entire optical system in the aphakic eye consists of the
COWAN A. MONOCULAR APHAKIA. AMA Arch Ophthalmol. 1953;50(1):16-18. doi:10.1001/archopht.1953.00920030019003