K22Other diseases of oesophagus
Code usage status
Primary diagnosis
Select a more specific code
Apply only when it matches the confirmed diagnosis and the documented clinical record.
Specificity
Do not use K22 directly
Use the most specific code supported by the record.
- Chapter XI
- Diseases of the digestive system
- Group K20-K31
- Diseases of oesophagus, stomach and duodenum
- Official Vietnamese name
- Bệnh khác của thực quản
- Additional WHO coding guidance
- Excl.: oesophageal varices (I85.-)
Related K22 codes
K22.0
Primary diagnosis candidate
Achalasia of cardia
K22.1
Primary diagnosis candidate
Ulcer of oesophagus Erosion of oesophagus
K22.2
Primary diagnosis candidate
Oesophageal obstruction
K22.3
Primary diagnosis candidate
Perforation of oesophagus
K22.4
Primary diagnosis candidate
Dyskinesia of oesophagus
K22.5
Primary diagnosis candidate
Diverticulum of oesophagus, acquired
K22.6
Primary diagnosis candidate
Gastro- oesophageal laceration- haemorrhage syndrome
K22.7
Primary diagnosis candidate
Barrett oesophagus Barrett:
K22.8
Primary diagnosis candidate
Other specified diseases of oesophagus
K22.9
Primary diagnosis candidate
Disease of oesophagus, unspecified
Clinical record checklist
View coding guide →- Confirm that the code matches the final documented diagnosis.
- Use one primary-diagnosis code and record only relevant additional conditions.
- Review Ministry indicators, inclusions, exclusions and notes.
- Do not infer a diagnosis beyond the clinical record.
2026 regulatory basis
Indicators are taken from columns 24–29 of the classification accompanying Circular 06/2026/TT-BYT, cross-referenced with Decision 1849/QĐ-BYT and Official Dispatch 4059/BYT-BH.
