Rigid and dilated bronchi are the key anatomic alterations found in which type of bronchiectasis?
a. Varicose
b. Cystic
c. Emphysematous
d. Cylindrical
D
Cylindrical (tubular) bronchiectasis is differentiated by rigid and dilated bronchi. Varicose (fusiform) bronchiectasis is differentiated by irregularly dilated and constricted bronchi. Cystic (saccular) bronchiectasis is differentiated by large, cystlike sacs in the lung parenchyma. There is no such thing as emphysematous bronchiectasis.
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