ICD-11 classes
12 Diseases of the respiratory system
Certain lower respiratory tract diseases
CA20 — Bronchitis
CA20.1 — Chronic bronchitis
CA20.1Z — Chronic bronchitis, unspecified

ICD-11 CA20.1Z — Chronic bronchitis, unspecified

The diagnosis has no description.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.

The diagnosis is coded elsewhere:

• Bronchitis #12500
• Chronic bronchitis #12502