ICD-11 MMS 2026-01
Disorder of oesophageal peristalsis
Description
Disorder of oesophageal peristalsis is part of a spectrum of motility disorders in the thoracic oesophagus characterised by dysphagia and chest pain due to incoordination of oesophageal peristaltic contractions. There is no abnormality in lower oesophageal sphincter relaxation.
Excludes
DA21.0 – AchalasiaDA22 – Gastro-oesophageal reflux disease
Exclusions from above levels
01 – Certain infectious or parasitic diseases02 – Neoplasms05 – Endocrine, nutritional or metabolic diseases
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06 – Mental, behavioural or neurodevelopmental disorders18 – Complications of pregnancy, childbirth and the puerperium22 – Injury, poisoning or certain other consequences of external causes
Child codes
DA21.20 – Hypertensive peristalsisDA21.21 – Hypotensive peristalsisDA21.22 – Spastic peristalsisDA21.2Y – Other specified disorder of oesophageal peristalsisDA21.2Z – Disorder of oesophageal peristalsis, unspecified
Sibling codes
DA21.0 – AchalasiaDA21.1 – Motility disorder of cervical or upper oesophagusDA21.3 – Disorder of lower oesophageal sphincter functionDA21.Y – Other specified motility disorders of oesophagusDA21.Z – Motility disorders of oesophagus, unspecified
Allowed postcoordination axes
Part of: DA21: Motility disorders of oesophagus › 13: Diseases of the digestive system