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Penile Cancer - Overview

ON THIS PAGE: You will find some basic information about this disease and the parts of the body it may affect. This is the first page of Cancer.Net’s Guide to Penile Cancer. To see other pages, use the menu on the side of your screen. Think of that menu as a roadmap to this full guide.

Thyroid Cancer - Overview

ON THIS PAGE: You will find some basic information about this disease and the parts of the body it may affect. This is the first page of Cancer.Net’s Guide to Thyroid Cancer. To see other pages, use the menu on the side of your screen. Think of that menu as a roadmap to this full guide.

Lung Cancer - Overview

ON THIS PAGE: You will find some basic information about this disease and the parts of the body it may affect. This is the first page of Cancer.Net’s Guide to Lung Cancer. To see other pages, use the menu on the side of your screen. Think of that menu as a roadmap to this full guide.

Lung cancer affects more than 200,000 Americans each year. Although cigarette smoking is the main cause, anyone can develop lung cancer. Lung cancer is always treatable, no matter the size, location, whether the cancer has spread, and how far it has spread.

Liver Cancer - Overview

ON THIS PAGE: You will find some basic information about this disease and the parts of the body it may affect. This is the first page of Cancer.Net’s Guide to Liver Cancer. To see other pages, use the menu on the side of your screen. Think of that menu as a roadmap to this full guide.

About the liver

The liver is the largest internal organ in the body, and its functions are essential for the digestion of food. No one can survive without a liver. Functions of the liver include:

Breast Cancer - Overview

ON THIS PAGE: You will find some basic information about this disease and the parts of the body it may affect. This is the first page of Cancer.Net’s Guide to Breast Cancer. To see other pages, use the menu on the side of your screen. Think of that menu as a roadmap to this full guide.

In the United States, breast cancer is the most common cancer in women (excluding skin cancer). Men can also develop breast cancer, but breast cancer in men is rare, accounting for less than 1% of all breast cancers.

Prostate Cancer - Overview

ON THIS PAGE: You will find some basic information about this disease and the parts of the body it may affect. This is the first page of Cancer.Net’s Guide to Prostate Cancer. To see other pages, use the menu on the side of your screen. Think of that menu as a roadmap to this full guide.

Cancer begins when normal cells in the prostate change and grow uncontrollably, forming a mass called a tumor. A tumor can be cancerous or benign. A cancerous tumor is malignant, meaning it can spread to other parts of the body. A benign tumor means the tumor will not spread.

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