Classification of Skin Changes

• Acute renal failure
  • Edema
  • Uremic frost (deposition of urea crystals on the skin's surface in severe uremia)
• Chronic renal failure
  • Edema
  • Uremic frost
  • Calciphylaxis
  • Bullous disease of hemodialysis (pseudoporphyria, see Section 23)
  • Nephrogenic fibrosing dermopathy
  • Acquired perforating dermatosis