C06.0Cheek mucosa
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 II
- Neoplasms
- Group C00-C97
- Malignant neoplasms U ác tính
- Official Vietnamese name
- U ác tính ở niêm mạc má
- Additional WHO coding guidance
- Buccal mucosa NOS Internal cheek
Related C06 codes
C06
Malignant neoplasm of other and unspecified parts of mouth
C06.1
Primary diagnosis candidate
Vestibule of mouth
C06.2
Primary diagnosis candidate
Retromolar area
C06.8
Primary diagnosis candidate
Overlapping lesion of other and unspecified parts of mouth
C06.9
Primary diagnosis candidate
Mouth, unspecified Minor salivary gland,
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.
