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EDIR B. SIQUEIRA; PAUL C. BUCY

Arch Neurol. 1963;9(2):137-141.

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

With few exceptions⁴ most authors consider that the several varieties of rachischisis are due to defective closure of the dorsal aspect of the neural tube.^2,5 This theory is not only in accord with the embryological facts but also explains why the closure defects are almost exclusively present in the dorsal aspect of the neural axis. Anterior defects are rare but by no means unknown. Such defects are usually present as anterior meningoceles^3,8 or sinus tracts connecting the neural axis to the enteric tube.^6,7 The case to be reported here is quite unique. A small herniation of the thoracic spinal cord through a defect in the dura mater was found. The patient presented himself with a modified Brown-Sequard syndrome. Perusal of the literature has failed to reveal the presence of any similar case.

Report of Case

This 33-year-old man was referred to the neurosurgical service of the . . . [Full Text PDF of this Article]

Author Affiliations
CHICAGO

From the Section on Neurological Surgery of the Chicago Wesley Memorial Hospital and the Department of Surgery of Northwestern University Medical School.

Footnotes
Submitted for publication April 4, 1963; accepted April 9, 1963.

Presented before the Chicago Neurological Society, Feb 12, 1963.

The sections for microscopic examination were prepared in the Experimental Neuropathologic Laboratory established and supported under Grants Nos. B-1512 and B-1998 from the National Institute of Neurological Diseases and Blindness of the US Public Health Service.

A proprietary contrast medium, ethyl iodophenylundecylate, used in myelography.

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