K56.1Intussusception
Code usage status
Primary diagnosis
May be used as the primary diagnosis
Apply only when it matches the confirmed diagnosis and the documented clinical record.
Specificity
Complete code in the classification
Use when the diagnosis matches and no exclusion applies.
- Chapter XI
- Diseases of the digestive system
- Group K55-K64
- Other diseases of intestines
- Official Vietnamese name
- Lồng ruột
- Additional WHO coding guidance
- Intussusception or invagination of: bowel colon intestine rectum Excl.: intussusception of appendix (K38.8)
Related K56 codes
K56
Paralytic ileus and intestinal obstruction without hernia
K56.0
Primary diagnosis candidate
Paralytic ileus
K56.2
Primary diagnosis candidate
Volvulus
K56.3
Primary diagnosis candidate
Gallstone ileus
K56.4
Primary diagnosis candidate
Other impaction of intestine
K56.5
Primary diagnosis candidate
Intestinal adhesions [bands] with obstruction
K56.6
Primary diagnosis candidate
Other and unspecified intestinal obstruction
K56.7
Primary diagnosis candidate
Ileus, 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.
