R79

Synonym

• Chronic bronchitis

Exclusions

• emphysema/chronic obstructive pulmonary (lung, airways) disease R95
• bronchiectasis R99

Criteria

• cough with sputum on most days for at least 3 months in each of at least 2 years
• and scattered rales/rhonchi on auscultation of the chest during these episodes

Consider

• cough R05
• abnormal sputum/phlegm R25
• bronchitis NOS R78

ICD-10

• J41.0; J41.1; J41.8; J42