title: Vascular malformations and hypogammaglobulinaemia.
mesh_terms: D000328:Adult; D000361:Agammaglobulinemia / Q000150:complications*; D001165:Arteriovenous Malformations / Q000150:complications*; D006801:Humans; D008297:Male; D011651:Pulmonary Artery / Q000002:abnormalities*; D011667:Pulmonary Veins / Q000002:abnormalities*