Transient Hypogammaglobulinemia is related to agammaglobulinemia and transient hypogammaglobulinemia of infancy. An important gene associated with Transient Hypogammaglobulinemia is RNU4ATAC (RNA, U4atac Small Nuclear), and among its related pathways/superpathways are Akt Signaling and PAK Pathway. Affiliated tissues include b cells and t cells, and related phenotypes are immune system and hematopoietic system