| E7209 | Other disorders of amino-acid transport |
| E721 | Disorders of sulfur-bearing amino-acid metabolism |
| E7210 | Disorders of sulfur-bearing amino-acid metabolism, unspecified |
| E7211 | Homocystinuria |
| E7212 | Methylenetetrahydrofolate reductase deficiency |
| E7219 | Other disorders of sulfur-bearing amino-acid metabolism |
| E722 | Disorders of urea cycle metabolism |
| E7220 | Disorder of urea cycle metabolism, unspecified |
| E7221 | Argininemia |
| E7222 | Arginosuccinic aciduria |
| E7223 | Citrullinemia |
| E7229 | Other disorders of urea cycle metabolism |
| E723 | Disorders of lysine and hydroxylysine metabolism |
| E724 | Disorders of ornithine metabolism |
| E725 | Disorders of glycine metabolism |
| E7250 | Disorder of glycine metabolism, unspecified |
| E7251 | Non-ketotic hyperglycinemia |
| E7252 | Trimethylaminuria |
| E7253 | Primary hyperoxaluria |
| E7259 | Other disorders of glycine metabolism |
| E728 | Other specified disorders of amino-acid metabolism |
| E7281 | Disorders of gamma aminobutyric acid metabolism |
| E7289 | Other specified disorders of amino-acid metabolism |
| E729 | Disorder of amino-acid metabolism, unspecified |
| E73 | Lactose intolerance |
| E730 | Congenital lactase deficiency |
| E731 | Secondary lactase deficiency |
| E738 | Other lactose intolerance |
| E739 | Lactose intolerance, unspecified |
| E74 | Other disorders of carbohydrate metabolism |
| E740 | Glycogen storage disease |
| E7400 | Glycogen storage disease, unspecified |
| E7401 | von Gierke disease |
| E7402 | Pompe disease |
| E7403 | Cori disease |
| E7404 | McArdle disease |
| E7405 | Lysosome-associated membrane protein 2 [LAMP2] deficiency |
| E7409 | Other glycogen storage disease |
| E741 | Disorders of fructose metabolism |
| E7410 | Disorder of fructose metabolism, unspecified |
| E7411 | Essential fructosuria |
| E7412 | Hereditary fructose intolerance |
| E7419 | Other disorders of fructose metabolism |
| E742 | Disorders of galactose metabolism |
| E7420 | Disorders of galactose metabolism, unspecified |
| E7421 | Galactosemia |
| E7429 | Other disorders of galactose metabolism |
| E743 | Other disorders of intestinal carbohydrate absorption |
| E7431 | Sucrase-isomaltase deficiency |
| E7439 | Other disorders of intestinal carbohydrate absorption |