DO_infectious_disease_slim NCIthesaurus malaria blackwater fever NCI:C34426 UMLS_CUI:C0005681 A malaria that presents as a rare febrile complication of repeated malarial attacks characterized by intravascular haemolysis, haemoglobinuria and kidney failure, resulting from destruction of red blood cells caused by heavy parasitization with Plasmodium falciparum or Plasmodium vivax. Black water fever disease_ontology DOID:14068 Hemoglobinuric, malaria MESH:D001742 ICD9CM:084.8 Malarial Hemoglobinuria SNOMEDCT_US_2025_09_01:56625005