Segmental resection, or segmentectomy, is a surgical procedure to remove part of an organ or gland as a sub-type of resection, which might involve removing the whole body part.
It may also be used to remove a tumor and the normal tissue around it.
In lung cancer surgery, segmental resection refers to removing a section of a lobe of the lung.
The resection margin needed to be free of cancerous cells.
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