Hypogammaglobulinemia.
D000361:Agammaglobulinemia / Q000150:complications*; D002648:Child; D005260:Female; D006801:Humans; D006965:Hyperplasia; D007413:Intestinal Mucosa / Q000473:pathology; D007583:Jejunum / Q000473:pathology*; D008198:Lymph Nodes / Q000473:pathology*