#kidney_disease__renal_disorder__renaldisorder__nephropathy__nephrosis  a disease affecting the kidneys
  supertype:  uropathy  any pathology of the urinary tract
  subtype:  nephritis__Bright's_disease  an inflammation of the kidney
     subtype:  glomerulonephritis  nephritis marked by inflammation of the glomeruli of the kidney; characterized by decreased production of urine and by the presence of blood and protein in the urine and by edema
  subtype:  nephrosclerosis__nephrosclerosi__nephroangiosclerosis  kidney disease that is usually associated with hypertension; sclerosis of the renal arterioles reduces blood flow that can lead to kidney failure and heart failure
  subtype:  polycystic_kidney_disease__PKD  kidney disease characterized by enlarged kidneys containing many cysts; often leads to kidney failure
  subtype:  polyuria  renal disorder characterized by the production of large volumes of pale dilute urine; often associated with diabetes
  subtype:  renal_failure__renalfailure__kidney_failure  inability of the kidneys to excrete wastes and to help maintain the electrolyte balance
     subtype:  acute_renal_failure__acuterenalfailure__acute_kidney_failure  renal failure associated with burns or other trauma or with acute infection or obstruction of the urinary tract
     subtype:  chronic_renal_failure__chronicrenalfailure__chronic_kidney_failure  renal failure that can result from a variety of systemic disorders
  subtype:  renal_insufficiency__renalinsufficiency  insufficient excretion of wastes by the kidneys

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