T18Foreign body in alimentary tract
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 T18 directly
Use the most specific code supported by the record.
- Official Vietnamese name
- Dị vật đường tiêu hóa
- Additional WHO coding guidance
- Excl.: foreign body in pharynx (T17.2)
Related T18 codes
T18.0
Primary diagnosis candidate
Foreign body in mouth
T18.1
Primary diagnosis candidate
Foreign body in oesophagus
T18.2
Primary diagnosis candidate
Foreign body in stomach
T18.3
Primary diagnosis candidate
Foreign body in small intestine
T18.4
Primary diagnosis candidate
Foreign body in colon
T18.5
Primary diagnosis candidate
Foreign body in anus and rectum
T18.8
Primary diagnosis candidate
Foreign body in other and multiple parts of alimentary tract
T18.9
Primary diagnosis candidate
Foreign body in alimentary tract, part 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.
