5A00

ICD-11 MMS 2026-01

Hypothyroidism

Exclusions from above levels

  • 18 – Pregnancy, childbirth or the puerperium
  • http://id.who.int/icd/entity/1004987305 – Transitory endocrine or metabolic disorders specific to fetus or newborn

Child codes

  • 5A00.0 – Congenital hypothyroidism
  • 5A00.1 – Iodine-deficiency-related thyroid disorders or allied conditions
  • 5A00.2 – Acquired hypothyroidism
  • 5A00.Z – Hypothyroidism, unspecified

Sibling codes

  • 5A01 – Nontoxic goitre
  • 5A02 – Thyrotoxicosis
  • 5A03 – Thyroiditis
  • 5A04 – Hypersecretion of calcitonin
  • 5A05 – Generalised resistance to thyroid hormone
  • 5A06 – Sick-euthyroid syndrome
  • 5A0Y – Other specified disorders of the thyroid gland or thyroid hormones system
  • 5A0Z – Disorders of the thyroid gland or thyroid hormones system, unspecified

Foundation entity

Hypothyroidism – http://id.who.int/icd/entity/1722092627

Part of: 05: Endocrine, nutritional or metabolic diseases