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March 24, 1951

Worth and Chavasse's Squint: The Binocular Reflexes and the Treatment of Strabismus

JAMA. 1951;145(12):939. doi:10.1001/jama.1951.02920300079030

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Worth's classical treatise on extraocular muscle anomalies, revised some 10 years ago by Chavasse, has again been revised and partly rewritten by Lyle. The present author has attempted to simplify and clarify the text while at the same time adding much of the newer concept of strabismus. The book still requires careful reading for complete understanding, but the persevering student will be rewarded for his effort.

Strabismus is regarded as a perversion of the normal binocular reflex due to various obstacles. After a consideration of the development of binocular vision phylogenetically, the nature of the motor and sensory obstacles is considered, with special emphasis on the development of such changes as secondary retinal correspondence of various types. The place, but not the detailed technic, of orthoptic treatment is discussed, and in this phase a sane, middle-of-the-road attitude is exhibited. The indications for surgical intervention are emphasized, together with some discussion

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