The disappearance or diminution in degree of accommodative esotropia during cycloplegia is frequently encountered and is explained on the basis of the Donders theory of accommodation-convergence association. The appearance of, or an increase in, esotropia during cycloplegia has hitherto not been reported. Four cases of this paradoxic esotropia are therefore being reported, together with a probable explanation of the phenomenon.
REPORT OF CASES
—Lieutenant A. N. D., aged 33, had visual acuity in the right eye of 20/70, with ability to read Jaeger type 7, corrected to 20/30, Jaeger type 2, and in the left eye of 20/20, with ability to read Jaeger type 2, corrected to 20/20, Jaeger type 1. The patient was first seen on Jan. 13, 1942, at which time a right exotropia, varying from 8 to 20 prism diopters for 20 feet (610 cm.) and 2 to 34 prism diopters for 15 inches (38 cm.)
SUGAR HS. PARADOXIC ESOTROPIA DURING CYCLOPLEGIA. Arch Ophthalmol. 1943;30(2):259–261. doi:10.1001/archopht.1943.00880200107014
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