• 270 Disorders of amino-acid transport and metabolism
  • 271 Disorders of carbohydrate transport and metabolism
  • 272 Disorders of lipoid metabolism
  • 273 Disorders of plasma protein metabolism
  • 274 Gout
  • 275 Disorders of mineral metabolism
  • 276 Disorders of fluid electrolyte and acid-base balance
  • 277 Other and unspecified disorders of metabolism
  • 278 Overweight, obesity and other hyperalimentation
  • 279 Disorders involving the immune mechanism