“…However, most of the case reports documenting monoclonal Ig in childhood also concern patients with immunodeficiency diseases: Wiskott-Aldrich syndrome (Radl et al, 1967;Blaese et al, 1971), ataxia telangiectasia (Cawley and Schenken, 1970), and severe combined immunodeficiency (Stoop, Ballieux, and Weyers, 1962;Schaller et al, 1966;Becroft and Douglas, 1968). In these cases and in those reported here, the patients had received neither y-globulin nor thymus or bone marrow grafts.…”