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Report of a Case With Neuro-ophthalmologic Abnormalities

Steven M. Podos, MD

Arch Ophthalmol. 1970;83(4):504-505.

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

RECURRENT EPISODES of cerebellar ataxia and motor incoordination precipitated by infection have been reported in a 6-year-old boy with optic atrophy, in association with hyperalaninemia, hyperpyruvicemia, and an apparent defect in the catabolism of pyruvic acid.¹ A similar metabolic defect has been demonstrated in leukocytes and cultured skin fibroblasts of a similar patient,² whose ophthalmic findings are to be described. Both pyruvate and its transamination product, alanine, accumulated in this individual's plasma. The patient's father exhibited an intermediate chemical abnormality. Other cases, possibly representing a spectrum of related biochemical defects, have been alluded to in the literature.^3-6

Report of a Case

Since the age of 16 months, this 8-year-old boy has had a cerebellar and choreoathetoid movement disorder associated with stress or febrile illnesses. The acute episodes lasted from hours to weeks and, at times, were manifested by ataxic gait, "erratic" eye and body movements, abnormal . . . [Full Text PDF of this Article]

Author Affiliations
Bethesda, Md

From the Ophthalmology Branch, National Institute of Neurological Diseases and Stroke, National Institutes of Health, Bethesda, Md. Dr. Podos is now at the Department of Ophthalmology, Washington University School of Medicine, St. Louis.

Footnotes
Submitted for publication June 13, 1969.

Reprint requests to the Ophthalmology Branch, National Institute of Neurological Diseases and Stroke, National Institutes of Health, Bethesda, Md 20014.

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