Agammaglobulinemia -

: A rarer form that can affect both males and females, caused by mutations in other genes like IGHM or CD79A . Symptoms & Complications

Symptoms usually appear between as maternal antibodies fade. X-Linked Agammaglobulinemia - StatPearls - NCBI Bookshelf agammaglobulinemia

: Patients have a "pan-hypogammaglobulinemia," meaning all major classes of antibodies (IgG, IgA, IgM) are nearly absent. : A rarer form that can affect both

: The body fails to develop mature B lymphocytes, which are the white blood cells responsible for creating antibodies. agammaglobulinemia