title: Helminthic anaphylactic syndrome (HAS) in children.
mesh_terms: D000293:Adolescent; D000707:Anaphylaxis / Q000209:etiology*; D001196:Ascariasis / Q000150:complications* / Q000473:pathology; D001200:Ascaris; D001921:Brain / Q000473:pathology; D001929:Brain Edema / Q000209:etiology / Q000473:pathology; D002648:Child; D002675:Child, Preschool; D005260:Female; D006636:Histamine Release; D006801:Humans; D006965:Hyperplasia / Q000209:etiology / Q000473:pathology; D007223:Infant; D008099:Liver / Q000473:pathology; D008221:Lymphoid Tissue / Q000473:pathology; D008297:Male; D008407:Mast Cells; D013950:Thymus Gland / Q000473:pathology; D014257:Trichuriasis / Q000150:complications* / Q000473:pathology; D014259:Trichuroidea