title: Veno-occlusive disease of the liver secondary to ingestion of comfrey.
mesh_terms: D000293:Adolescent; D006504:Hepatic Veno-Occlusive Disease / Q000139:chemically induced* / Q000473:pathology; D006801:Humans; D008099:Liver / Q000473:pathology; D008297:Male; D010946:Plants, Medicinal; D011763:Pyrrolizidine Alkaloids / Q000506:poisoning*
chemical_list: D011763:Pyrrolizidine Alkaloids