E06.1

autoimmune thyroiditis (E06.3)

de Quervain thyroiditis Giant-cell thyroiditis Granulomatous thyroiditis Nonsuppurative thyroiditis Viral thyroiditis

postpartum thyroiditis (O90.5)

transitory endocrine and metabolic disorders specific to newborn (P70-P74)

All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.