Bullae are large air pockets that form inside the lung due to certain medical conditions, such as emphysema and chronic obstructive pulmonary disease. Doctors may recommend a bullectomy, which is the ...

Bullae are markedly dilated (>1cm) air spaces within the lung parenchyma that are commonly secondary to COPD. It is believed that bullae arise from a ball-valve mechanism, wherein obstruction of a ...