K07.4Malocclusion, unspecified
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 K00-K14
- Diseases of oral cavity, salivary glands and jaws
- Official Vietnamese name
- Khớp cắn lệch, không xác định
Related K07 codes
K07
Dentofacial anomalies [including malocclusion]
K07.0
Primary diagnosis candidate
Major anomalies of jaw size
K07.1
Primary diagnosis candidate
Anomalies of jaw- cranial base relationship
K07.2
Primary diagnosis candidate
Anomalies of dental arch relationship
K07.3
Primary diagnosis candidate
Anomalies of tooth position
K07.5
Primary diagnosis candidate
Dentofacial functional abnormalities
K07.6
Primary diagnosis candidate
Temporomandibula r joint disorders
K07.8
Primary diagnosis candidate
Other dentofacial anomalies
K07.9
Primary diagnosis candidate
Dentofacial anomaly, 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.
