What is the main term for lung bullae excision

Bullectomy.

Explanation:

Bullectomy is a surgical removal of the bulla. It is a surgery performed to remove large areas of damaged air sacs. They are located in lungs and combine and form big spaces within the pleural cavity, which contain the lungs. Bulla is dilated air space in the lung, which is bigger than 1 centimeter. The most common cause of bulla is chronic obstructive pulmonary disease and Marfan syndrome. This disease is characterized by the development of bulla within lungs.

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