noun
primary macroglobulinemia
A rare hematologic disorder characterized by the overproduction of IgM antibodies. Used in medical contexts.
原発性マクログロブリン血症は、IgM型のM蛋白が増加する疾患です。
Primary macroglobulinemia is a disease in which IgM-type M-protein increases.
From 原発性 (primary) + マクログロブリン (macroglobulin) + 血症 (blood disease). The term is a direct medical compound.