“…Lesions in the central nervous system were found in North American cases of malignant lymphoma resembling the African variety (Dorfman, 1965). The lesions in both the African and North American cases are like those known to occur in lymphomas in general, and particularly in lymphosarcoma (Allison and Gordon, 1955;Browder and de Veer, 1939;Burstein, Kernohan and Uihlein, 1963;Critchley and Greenfield, 1930;Gordon, 1957;Hutchinson et al, 1958;Moore et al, 1960;Russell and Rubinstein, 1963;Sparling, Adams and Parker, 1947;Whisnant, Sickert and Sayre, 1956;and Williams et al, 1951).…”