Terms and definitions for the site glossary
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- Schwannomasearch for term
- A tumor of the peripheral nervous system that arises in the nerve sheath (protective covering). It is almost always benign, but rare malignant schwannomas have been reported. (shwah-NO-ma)
Source: The Web site of the National Cancer Institute (http://www.cancer.gov) - Small Cell Lung Cancersearch for term
- An aggressive (fast-growing) cancer that forms in tissues of the lung and can spread to other parts of the body. The cancer cells look small and oval-shaped when looked at under a microscope.
Source: The Web site of the National Cancer Institute (http://www.cancer.gov) - Squamous Cell Carcinomasearch for term
- Cancer that begins in squamous cells, which are thin, flat cells that look like fish scales. Squamous cells are found in the tissue that forms the surface of the skin, the lining of the hollow organs of the body, and the passages of the respiratory and digestive tracts. (SKWAY-mus sel KAR-sih-NOH-muh)
Source: The Web site of the National Cancer Institute (http://www.cancer.gov)
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