title: Massive nontraumatic hematuria: a challenge demanding immediate action.
abstract: Massive nontraumatic hematuria threatens the life of the patient and presents a complex management problem for the clinician. A rational approach to the condition demands rapid initial assessment followed by specific diagnosis of the cause of bleeding and appropriate corrective steps.
mesh_terms: D000368:Aged; D000783:Aneurysm / Q000150:complications; D001778:Blood Coagulation Disorders / Q000150:complications; D003520:Cyclophosphamide / Q000009:adverse effects; D006471:Gastrointestinal Hemorrhage / Q000150:complications; D006417:Hematuria / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D007680:Kidney Neoplasms / Q000150:complications; D008297:Male; D007690:Polycystic Kidney Diseases / Q000150:complications; D011878:Radiotherapy / Q000009:adverse effects; D012077:Renal Artery; D012805:Sickle Cell Trait / Q000150:complications
chemical_list: D003520:Cyclophosphamide