Squamous cell carcinoma of the lung

What Is It?

Squamous cell carcinoma of the lung is a type of lung cancer. It occurs when abnormal lung cells multiply out of control and form a tumor. Eventually, tumor cells can spread (metastasize) to other parts of the body including the

  • lymph nodes around and between the lungs

  • liver

  • bones

  • adrenal glands

  • brain.

In general, there are two categories of lung cancer: small cell lung cancer and non-small cell lung cancer. The cancer cells in each type look different under the microscope. They are also treated differently. The prognosis for non-small cell lung cancer tends to be better than for small cell lung cancer; non-small cell lung cancers are more likely to be contained in one area, making treatment more likely to be successful.

Squamous cell carcinoma is one type of non-small cell lung cancer. The others are

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