X: Diseases of the respiratory system
Subcodes of X:
- J00-J06: Acute upper respiratory infections
- J09-J18: Influenza and pneumonia
- J20-J22: Other acute lower respiratory infections
- J30-J39: Other diseases of upper respiratory tract
- J40-J47: Chronic lower respiratory diseases
- J60-J70: Lung diseases due to external agents
- J80-J84: Other respiratory diseases principally affecting the interstitium
- J85-J86: Suppurative and necrotic conditions of lower respiratory tract
- J90-J94: Other diseases of pleura
- J95-J99: Other diseases of the respiratory system
Patient Disclaimer
The information provided on this page is for general educational purposes only. It is not intended for self-diagnosis and does not replace professional medical advice. Always consult your doctor or a qualified healthcare provider with any questions or concerns about your health.
If you see an ICD diagnosis code (e.g., on a medical report), be aware that doctors may also include additional indicators to express diagnostic certainty. Only a healthcare professional can interpret these codes accurately in the context of your individual case.
For a complete understanding of your condition and what the diagnosis means for you, please speak directly with your doctor.