Bronchiectasis may be classified according to its severity into 3 sub types: tubular/fusiform, varicose, and saccular.  Bronchiectasis may also be classified according to its location into 2 sub types: localized and generalized.
Bronchiectasis classification
Emphysema classification
Empyema classification
Hemoptysis classification
Pneumoconiosis classification
Lung abscess classification
Pulmonary embolism classification
Bronchiectasis laboratory findings