X: Diseases of the respiratory system
J20-J22: Other acute lower respiratory infections
The disease group classified under the range J20-J22 comprises of several types of other acute lower respiratory infections. These infections generally affect the bronchi, bronchioles, trachea, and the lungs, causing inflammation and irritation. Common causes include various types of viruses and bacteria, which can be transmitted through respiratory droplets when an infected person coughs or sneezes, or direct contact with a contaminated surface. Symptoms can vary but often include a productive or dry cough, shortness of breath, chest tightness, fever, and malaise. The progression of these illnesses can range from mild to severe, depending on the specific condition and the individual's immune response. Although most episodes are self-limiting, complications can arise, especially in individuals with weakened immune systems or pre-existing lung diseases.
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.