J68Respiratory conditions due to inhalation of chemicals, gases, fumes and vapours
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 J68 directly
Use the most specific code supported by the record.
- Chapter X
- Diseases of the respiratory system
- Group J60-J70
- Lung diseases due to external agents
- Official Vietnamese name
- Bệnh hô hấp do hít hóa chất, khí, khói và/hoặc hơi
- Additional WHO coding guidance
- Use additional external cause code (Chapter XX), if desired, to identify cause.
Related J68 codes
J68.0
Primary diagnosis candidate
Bronchitis and pneumonitis due to chemicals, gases, fumes and vapours
J68.1
Primary diagnosis candidate
Pulmonary oedema due to chemicals, gases, fumes and vapours
J68.2
Primary diagnosis candidate
Upper respiratory inflammation due to chemicals, gases, fumes and vapours, not elsewhere classified
J68.3
Primary diagnosis candidate
Other acute and subacute respiratory conditions due to chemicals, gases, fumes and vapours
J68.4
Primary diagnosis candidate
Chronic respiratory conditions due to chemicals, gases, fumes and vapours
J68.8
Primary diagnosis candidate
Other respiratory conditions due to chemicals, gases, fumes and vapours
J68.9
Primary diagnosis candidate
Unspecified respiratory condition due to chemicals, gases, fumes and vapours
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.
