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Background: To measure the affected subepidermal nerve sensation with a combination of current perception threshold (CPT) and Semmes-Weinstein monofilament (SWM) testing under pain areas with herpetic ophthalmic neuralgia (HON). Methods: One hundred fifty-five subjects with HON and 30 age-matched vo…
Photorefraction (PR) methods have beenwidely used for pediatric vision screening since the 1980’s. While PR is easy to implement, the accuracy of refractive error measurements in humans has been unsatisfactory, largely due to the variations of intraocular scattering, the retinal reflectance, and pup…