DA02.1

ICD-11 MMS 2026-01

Xerostomia

Description

Dry mouth. This may result from many causes including dehydration, salivary gland dysfunction, suppression of saliva production by drugs (e.g. anticholinergics) or habitual mouth-breathing.

Index terms

  • Xerostomia
  • Xerostomia due to disturbance of salivary secretion
  • Autoimmune xerostomia
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  • Dry mouth due to sicca syndrome
  • Xerostomia due to Sjögren syndrome
  • Xerostomia due to other specified salivary gland disorder
  • Radiotherapy-induced xerostomia
  • Xerostomia due to mouth-breathing
  • Xerostomia due to dehydration
  • Xerostomia secondary to dehydration
  • Dry mouth

Exclusions from above levels

  • DA03 – Diseases of tongue
  • DA05 – Cysts of oral or facial-neck region
  • DA0D – Certain specified disorders of gingiva or edentulous alveolar ridge
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  • 01 – Certain infectious or parasitic diseases
  • 02 – Neoplasms
  • 05 – Endocrine, nutritional or metabolic diseases
  • 06 – Mental, behavioural or neurodevelopmental disorders
  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 22 – Injury, poisoning or certain other consequences of external causes

Sibling codes

  • DA02.0 – Genetic or developmental disorders involving lips or oral mucosa
  • DA02.2 – Oral submucous fibrosis
  • DA02.3 – Contact gingivostomatitis

Foundation entity

Xerostomia – http://id.who.int/icd/entity/1810717437

Allowed postcoordination axes

Part of: DA02: Miscellaneous specified disorders of lips or oral mucosa › 13: Diseases of the digestive system