K55Vascular disorders of intestine
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 K55 directly
Use the most specific code supported by the record.
- Chapter XI
- Diseases of the digestive system
- Group K55-K64
- Other diseases of intestines
- Official Vietnamese name
- Rối loạn của mạch máu ruột
- Additional WHO coding guidance
- Excl.: necrotizing enterocolitis of fetus or newborn (P77)
Related K55 codes
K55.0
Primary diagnosis candidate
Acute vascular disorders of intestine
K55.1
Primary diagnosis candidate
Chronic vascular disorders of intestine
K55.2
Primary diagnosis candidate
Angiodysplasia of colon
K55.3
Primary diagnosis candidate
Angiodysplasia of small intestine
K55.8
Primary diagnosis candidate
Other vascular disorders of intestine
K55.9
Primary diagnosis candidate
Vascular disorder of intestine, 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.
