The ICD-9 code range DISORDERS OF THYROID GLAND for 240-246 is medical classification list by the World Health Organization (WHO).
Nontoxic nodular goiter
Thyrotoxicosis with or without goiter
Toxic diffuse goiter
Toxic uninodular goiter
Toxic multinodular goiter
Toxic nodular goiter unspecified type
Thyrotoxicosis from ectopic thyroid nodule
Thyrotoxicosis of other specified origin
Acquired hypothyroidism
Thyroiditis