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PARTIAL AGENESIS OF THE CORPUS CALLOSUM

1933; American Medical Association; Volume: 29; Issue: 5 Linguagem: Inglês

10.1001/archneurpsyc.1933.02240110122003

2330-9628

R. C. Baker,

Prenatal Screening and Diagnostics

The apparent rarity of agenesis of the corpus callosum is indicated when one considers that a review of the literature to the present time reveals only eighty-one cases. We add in the present paper a study of a brain with partial agenesis, bringing the number of cases to eighty-two. The earliest record of a case is that of Reil, 1 who described a brain with complete agenesis of the corpus callosum in a stupid woman, 30 years of age. In 1922, Mingazzini 2 summarized completely the work on agenesis of the corpus callosum, eliminating cases of atrophy and classifying the degrees of defect. His analysis indicated that there were seventy-one reported cases of agenesis of the corpus callosum, forty-three showing complete agenesis and twenty-eight showing only partial agenesis. However, three cases before 1922 were not included in Mingazzini's monograph. Two of these (those of Drossaers 3 and Hultkrantz 4 ) were