J42: Unspecified chronic bronchitis
Inclusion Terms
- Chronic bronchitis NOS
- Chronic tracheitis
- Chronic tracheobronchitis
Excludes1
- chronic asthmatic bronchitis (J44.-)
- chronic bronchitis with airways obstruction (J44.-)
- chronic emphysematous bronchitis (J44.-)
- chronic obstructive pulmonary disease NOS (J44.9)
- simple and mucopurulent chronic bronchitis (J41.-)