ICD-11 classes
12 Diseases of the respiratory system
Certain lower respiratory tract diseases
CA20 — Bronchitis

ICD-11 CA20 — Bronchitis

Bronchitis is inflammation of the main air passages to the lungs.

The diagnosis includes nothing.

Diagnosis with code CA20 contains 5 clarifying diagnoses:

1. CA20.0 — Acute noninfectious bronchitis
2. CA20.1 — Chronic bronchitis
   It contains 6 clarifying diagnoses.
3. CA42 — Acute bronchitis
   It contains 8 clarifying diagnoses.
4. CA20.Y — Other specified bronchitis
5. CA20.Z — Bronchitis, unspecified