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What is a lung biopsy?

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A lung biopsy is a procedure in which a piece of the lung tissue is removed to be examined under a microscope, WebMD explains. Biopsy procedures include bronchoscopic, needle and open. Video-assisted thoracoscopic surgery is also a biopsy procedure.

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What is a lung biopsy?
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In a bronchoscopic biopsy, the physician inserts a lighted instrument called a bronchoscope into the lung via the nose or mouth to remove the tissue, according to WebMD. In a needle biopsy, the physician removes the tissue by inserting a needle through the chest wall. An open biopsy involves a surgical incision between the ribs. In video-assisted thoracoscopic surgery, a scope extracts the tissue through a small incision in the chest.

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