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By Wilder Penfield and Theodore Rasmussen. Price, $6.50. Pp. 248, with illustrations. The Macmillan Company, 60 5th Ave., New York 11, 1950.

AMA Arch Ophthalmol. 1951;45(2):237.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

In this monograph the senior author reports his observations, made over many years, on the effects of stimulation and ablation of portions of the human brain. The source material was approximately 400 craniotomies. While of particular interest to the neurosurgeon, neurologist, psychiatrist and neurophysiologist, there is so much reference to the eye that the ophthalmologist will find it of considerable interest and profit. The following is a partial résumé of the authors' observations on the ocular motor and ocular sensory system.

Unlike the strict lateralization of cerebral functions that applies to the extremities, the eye representation in one hemisphere is often bilateral. Thus, stimulation of selected points in one postcentral gyrus gives rise to ocular sensations, "queer feelings." about as often referred to both eyes as to one eye; similarly, stimulation of one precentral gyrus produces bilateral brow movements and eyelid movements as often as it does unilateral movements.

While . . . [Full Text PDF of this Article]

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