| 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 |
| E04 | Other nontoxic goiter |
| E04.0 | Nontoxic diffuse goiter |
| E04.1 | Nontoxic single thyroid nodule |
| E04.2 | Nontoxic multinodular goiter |
| E04.8 | Other specified nontoxic goiter |
| E04.9 | Nontoxic goiter, unspecified |
| E05 | Thyrotoxicosis [hyperthyroidism] |
| E05.0 | Thyrotoxicosis with diffuse goiter |
| E05.00 | Thyrotoxicosis with diffuse goiter without thyrotoxic crisis or storm |
| E05.01 | Thyrotoxicosis with diffuse goiter with thyrotoxic crisis or storm |
| E05.1 | Thyrotoxicosis with toxic single thyroid nodule |
| E05.10 | Thyrotoxicosis with toxic single thyroid nodule without thyrotoxic crisis or storm |
| E05.11 | Thyrotoxicosis with toxic single thyroid nodule with thyrotoxic crisis or storm |
| E05.2 | Thyrotoxicosis with toxic multinodular goiter |
| E05.20 | Thyrotoxicosis with toxic multinodular goiter without thyrotoxic crisis or storm |
| E05.21 | Thyrotoxicosis with toxic multinodular goiter with thyrotoxic crisis or storm |
| E05.3 | Thyrotoxicosis from ectopic thyroid tissue |
| E05.30 | Thyrotoxicosis from ectopic thyroid tissue without thyrotoxic crisis or storm |
| E05.31 | Thyrotoxicosis from ectopic thyroid tissue with thyrotoxic crisis or storm |
| E05.4 | Thyrotoxicosis factitia |
| E05.40 | Thyrotoxicosis factitia without thyrotoxic crisis or storm |
| E05.41 | Thyrotoxicosis factitia with thyrotoxic crisis or storm |
| E05.8 | Other thyrotoxicosis |
| E05.80 | Other thyrotoxicosis without thyrotoxic crisis or storm |
| E05.81 | Other thyrotoxicosis with thyrotoxic crisis or storm |
| E05.9 | Thyrotoxicosis, unspecified |
| E05.90 | Thyrotoxicosis, unspecified without thyrotoxic crisis or storm |
| E05.91 | Thyrotoxicosis, unspecified with thyrotoxic crisis or storm |
| E06 | Thyroiditis |
| E06.0 | Acute thyroiditis |
| E06.1 | Subacute thyroiditis |
| E06.2 | Chronic thyroiditis with transient thyrotoxicosis |
| E06.3 | Autoimmune thyroiditis |
| E06.4 | Drug-induced thyroiditis |
| E06.5 | Other chronic thyroiditis |
| E06.9 | Thyroiditis, unspecified |
| E07 | Other disorders of thyroid |
| E07.0 | Hypersecretion of calcitonin |
| E07.1 | Dyshormogenetic goiter |
| E07.8 | Other specified disorders of thyroid |
| E07.81 | Sick-euthyroid syndrome |
| E07.89 | Other specified disorders of thyroid |
| E07.9 | Disorder of thyroid, unspecified |