ICD-11 classes
13 Diseases of the digestive system
Diseases of oesophagus
DA21 — Motility disorders of oesophagus

ICD-11 DA21 — Motility disorders of oesophagus

This group incorporates oesophageal disorders due to disturbances of oesophageal motor function.

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code DA21 contains 6 clarifying diagnoses:

1. DA21.0 — Achalasia
2. DA21.1 — Motility disorder of cervical or upper oesophagus
3. DA21.2 — Disorder of oesophageal peristalsis
   It contains 5 clarifying diagnoses.
4. DA21.3 — Disorder of lower oesophageal sphincter function
5. DA21.Y — Other specified motility disorders of oesophagus
6. DA21.Z — Motility disorders of oesophagus, unspecified