What Is a Bleb on Your Lung

Small air blisters (blebs) can develop on the top of the lungs. These air blisters sometimes burst — allowing air to leak into the space that surrounds the lungs. Mechanical ventilation. A severe type of pneumothorax can occur in people who need mechanical assistance to breathe.

What causes lung blebs?

Blebs: Small air blisters that can sometimes burst and allow air to leak into the space that surrounds the lungs. Lung disease: Damaged lung tissue is more likely to collapse and can be caused by many types of underlying diseases such as chronic obstructive pulmonary disease (COPD), cystic fibrosis and pneumonia.

Do lung blebs go away on their own?

Normally, the lungs heal themselves, and there is no need for intervention. Most of the recommendations I have read suggest considering surgery for people who have recurrences of this condition.