(2)Intrarenal failure Causes: intrinsic(parenchymal) renal diseases 1. Renal tubular diseases Acute renal ischemia Acute Tubular necrosis Acute renal poisoning (most common) Renal tubule blocked by Hb or mb 2. Glomerular diseases Glomerulonephritis, pyelonephritis, etc 3. Renal interstitial diseases Severe infection, drug allergy, etc 4. Renal blood vessel diseases Thrombosis. DIC. etc 2020 (2) Intrarenal failure Causes: intrinsic (parenchymal) renal diseases 1. Renal tubular diseases 2. Glomerular diseases 3. Renal interstitial diseases 4. Renal blood vessel diseases Acute Tubular Necrosis (most common) Acute renal ischemia Acute renal poisoning Renal tubule blocked by Hb or Mb Glomerulonephritis, pye1onephritis, etc Severe infection, drug allergy, etc Thrombosis, DIC, etc