Laser therapy is the use of a highly focused beam of light to treat diseases, including cancer. Lasers can be used to treat cancers on the surface of the skin or to shrink or destroy tumors in other parts of the body.
Laser therapy may be used to:
Laser therapy may be done through an endoscope, which is a thin flexible lighted tube used to look inside the body. The laser is generated from optical fibers inside the endoscope. The laser cuts out or destroys the tumors.
Laser therapy may be used alone or with other treatments, such as surgery, radiation, or chemotherapy.