PB04

ICD-11 MMS 2026-01

Unintentional threat to breathing by inhalation or ingestion of gastric contents

Index terms

  • Unintentional threat to breathing by inhalation or ingestion of gastric contents
  • aspiration of gastric contents
  • inhalation of gastric contents
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  • Accidental asphyxia by vomitus or regurgitated food
  • Accidental aspiration or inhalation of vomitus into respiratory tract NOS
  • Choked on vomitus or regurgitated food
  • Compression or obstruction of trachea by vomitus in oesophagus

Sibling codes

  • PB00 – Unintentional threat to breathing by suffocation from object covering mouth or nose
  • PB01 – Unintentional threat to breathing by hanging
  • PB02 – Unintentional threat to breathing by strangulation
  • PB03 – Unintentional threat to breathing by external compression of airways or chest
  • PB05 – Unintentional threat to breathing by inhalation or ingestion of liquids
  • PB06 – Unintentional threat to breathing by inhalation or ingestion of food
  • PB07 – Unintentional threat to breathing by inhalation or ingestion of other objects or materials
  • PB08 – Unintentional threat to breathing from low oxygen environment
  • PB0Y – Unintentional threat to breathing by other specified means
  • PB0Z – Unintentional threat to breathing by unspecified means

Foundation entity

Unintentional threat to breathing by inhalation or ingestion of gastric contents – http://id.who.int/icd/entity/1316747223

Allowed postcoordination axes

Part of: 23: External causes of morbidity or mortality