| E00 | Congenital iodine-deficiency syndrome |
| E00.0 | Congenital iodine-deficiency syndrome, neurological type |
| E00.1 | Congenital iodine-deficiency syndrome, myxedematous type |
| E00.2 | Congenital iodine-deficiency syndrome, mixed type |
| E00.9 | Congenital iodine-deficiency syndrome, unspecified |
| E01 | Iodine-deficiency related thyroid disorders and allied conditions |
| E01.0 | Iodine-deficiency related diffuse (endemic) goiter |
| E01.1 | Iodine-deficiency related multinodular (endemic) goiter |
| E01.2 | Iodine-deficiency related (endemic) goiter, unspecified |
| E01.8 | Other iodine-deficiency related thyroid disorders and allied conditions |
| E02 | Subclinical iodine-deficiency hypothyroidism |
| E03 | Other hypothyroidism |
| E03.0 | Congenital hypothyroidism with diffuse goiter |
| E03.1 | Congenital hypothyroidism without goiter |
| E03.2 | Hypothyroidism due to medicaments and other exogenous substances |
| E03.3 | Postinfectious hypothyroidism |
| E03.4 | Atrophy of thyroid (acquired) |
| E03.5 | Myxedema coma |
| E03.8 | Other specified hypothyroidism |
| E03.9 | Hypothyroidism, unspecified |