K56Paralytic ileus and intestinal obstruction without hernia
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 K56 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
- Liệt ruột và/hoặc tắc nghẽn ruột không có thoát vị
- Additional WHO coding guidance
- Excl.: congenital stricture or stenosis of intestine (Q41-Q42) ischaemic stricture of intestine (K55.1) meconium ileus (E84.1) obstruction of duodenum (K31.5) perinatal intestinal obstruction (P75-P76) postoperative intestinal obstruction (K91.3)
Related K56 codes
K56.0
Primary diagnosis candidate
Paralytic ileus
K56.1
Primary diagnosis candidate
Intussusception
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.
