What are the risks of lung biopsy surgery.? I have mass 5 cm in left lung and it's not cancer and so confused about the surgery. .

Biopsy low risk . Any 5 cm mass in the lung should be removed, as there is risk that it could have cancerous elements even if the biopsy was negative. If you are otherwise healthy, a surgical biopsy carries low risk of major complication (<1%). With that said, pain, recovery time, and complication rates can be affected by the approach the surgeon takes. A minimally invasive (vats) approach has advantages .