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Inferior surface of the brain of giant “K"

Note that in front of the chiasm, the extension of the tumor of the pituitary body, which deforms and penetrates, by the interhemispheric fissure, into the right frontal lobe. (Source: Launois P-E, Roy P. Études biologiques sur les géants. Paris: Masson et Cie, 1904). (Image edited by Dr. Douglas J Lanska.)