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Lung Cancer: Glossary
Here are definitions of medical terms related to lung cancer:
Biopsy: The removal of a small amount of tissue from the body for study under a microscope.
Carcinogen: A substance that causes the development of cancer.
Diaphragm: The muscular tissue that separates the chest and the abdominal cavities, which aids breathing by moving up and down.
Malignant: Cancerous; a growth that tends to spread to surrounding tissues or organs
Metastasis: Spread of cancer from one part of the body to another.
Non-small-cell lung cancer: This is the more common type, accounting for about 80% of lung cancers. This type grows and spreads more slowly than small-cell lung cancer.
Small-cell lung cancer: Cancer developing from the smaller cells in the lung; this is a less common type of lung cancer. This type grows more quickly and has a greater chance of spreading to other parts of the body than non-small-cell lung cancer.