C41.8Overlapping lesion of bone and articular cartilage
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 với tổn thương chồng lấn ở xương và/hoặc sụn khớp
- Additional WHO coding guidance
- [See note 5 at the beginning of this chapter] Malignant neoplasm of bone and articular cartilage whose point of origin cannot be classified to any one of the categories C40- C41.4
Related C41 codes
C41
Malignant neoplasm of bone and articular cartilage of other and unspecified sites
C41.0
Primary diagnosis candidate
Bones of skull and face
C41.1
Primary diagnosis candidate
Mandible
C41.2
Primary diagnosis candidate
Vertebral column
C41.3
Primary diagnosis candidate
Ribs, sternum and clavicle
C41.4
Primary diagnosis candidate
Pelvic bones, sacrum and coccyx
C41.9
Primary diagnosis candidate
Bone and articular cartilage, 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.
