5A02.5

ICD-11 MMS 2026-01

Thyroid crisis

Description

Thyrotoxic crisis (or thyroid storm) is a rare but severe complication of hyperthyroidism, which may occur when a thyrotoxic patient becomes very sick or physically stressed.

Index terms

  • Thyroid crisis
  • Thyroid storm
  • thyrotoxic crisis
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  • thyrotoxic storm
  • Thyroid delirium

Inclusions

  • Thyroid storm

Exclusions from above levels

  • KB62.0 – Transitory neonatal hyperthyroidism
  • 18 – Pregnancy, childbirth or the puerperium
  • http://id.who.int/icd/entity/1004987305 – Transitory endocrine or metabolic disorders specific to fetus or newborn

Sibling codes

  • 5A02.0 – Thyrotoxicosis with diffuse goitre
  • 5A02.1 – Thyrotoxicosis with toxic single thyroid nodule
  • 5A02.2 – Thyrotoxicosis with toxic multinodular goitre
  • 5A02.3 – Thyrotoxicosis from ectopic thyroid tissue
  • 5A02.4 – Thyrotoxicosis factitia
  • 5A02.6 – Secondary hyperthyroidism
  • 5A02.Y – Other specified thyrotoxicosis
  • 5A02.Z – Thyrotoxicosis, unspecified

Foundation entity

Thyroid crisis – http://id.who.int/icd/entity/1215823328

Part of: 5A02: Thyrotoxicosis › 05: Endocrine, nutritional or metabolic diseases