Chronic obstructive pulmonary disease

Chronic obstructive pulmonary disease (COPD) is a teep o obstructive buff disease chairacterised bi lang-term puir airflow. The main symptoms include shortness o breath an coch wi sputum production. COPD is a progressive disease, meanin it teepically worsens ower time.^[1] Eventually everyday activities, such as walkin up stairs, acome difficult.^[2] Chronic bronchitis an emphysema are aulder terms uised for different teeps o COPD.^[2][3] The term "chronic bronchitis" is still uised tae define a productive coch that is present for at least three month each year for twa years.^[4]

Chronic obstructive pulmonary disease
Synonyms	chronic obstructive lung disease (COLD), chronic obstructive airwey disease (COAD), chronic bronchitis, emphysema, pulmonary emphysema, ithers
Gross pathology o a buff shawin centrilobular-teep emphysema chairactereestic o smokin. This close-up o the fixed, cut buff surface shaws multiple cavities filled wi hivy black carbon deposits.
Clessification an freemit resoorces
Specialty	Pulmonology
ICD-10	J40–J44, J47
ICD-9-CM	490–492, 494–496
OMIM	606963
DiseasesDB	2672
MedlinePlus	000091
eMedicine	med/373 emerg/99
Patient UK	Chronic obstructive pulmonary disease
MeSH	C08.381.495.389