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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.

About the breast

Lymphoma - Hodgkin - Childhood - 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 Childhood Hodgkin Lymphoma. To see other pages, use the menu on the side of your screen. Think of that menu as a roadmap to this full guide.

Hodgkin lymphoma, previously called Hodgkin’s disease, is one type of lymphoma. Lymphoma is a cancer of the lymphatic system. Lymphoma begins when cells in the lymphatic system change and grow uncontrollably, which may form a tumor.

About the lymphatic system

Retinoblastoma - Childhood - 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 Childhood Retinoblastoma. 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 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.

Kidney 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 Kidney 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 kidneys

Eye 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 Eye 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.

Cervical 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 Cervical 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 cervix

Cervical cancer starts in a woman's cervix, which is the lower, narrow part of the uterus. The uterus holds the growing fetus during pregnancy. The cervix connects the lower part of the uterus to the vagina and, with the vagina, forms the birth canal.

Bone 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 Bone 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 bones

Brain Tumor - 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 Brain Tumors. 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 brain and central nervous system

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