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  1. A to Z List of Cancer Types - NCI

    Cancer Types Find a cancer type using the search box below. Select a cancer type

  2. What Is Cancer? - NCI

    Oct 11, 2021 · Types of cancer are usually named for the organs or tissues where the cancers form. For example, lung cancer starts in the lung, and brain cancer starts in the brain.

  3. Cancer Statistics - NCI

    May 7, 2025 · Basic information about cancer statistics in the United States and how they are used to understand the impact of cancer on society and to develop strategies that address the …

  4. Liver and Bile Duct Cancer - NCI

    Primary liver cancer is cancer that forms in the liver. Bile duct cancer (cholangiocarcinoma) is cancer that forms in the bile ducts. Learn about the types of liver and bile duct cancer, causes …

  5. Metastatic Cancer: When Cancer Spreads - NCI

    Jan 17, 2025 · Cancer can spread to almost any part of the body, although different types of cancer are more likely to spread to certain areas than others. The most common sites where …

  6. What Is Bile Duct Cancer (Cholangiocarcinoma)? - NCI

    May 15, 2024 · Bile duct cancer (cholangiocarcinoma) is cancer that forms in the bile ducts. Learn more about the types of bile duct cancer and bile duct cancer symptoms.

  7. The Genetics of Cancer - NCI

    Aug 8, 2024 · Scientists have found hundreds of DNA and genetic changes (also called variants, mutations, or alterations) that help cancer form, grow, and spread. Cancer-related genetic …

  8. What Is Stomach Cancer? - NCI

    Stomach cancer forms in the cells lining the stomach. Learn how stomach cancer starts and the most common types.

  9. Skin Cancer (Including Melanoma)—Patient Version - NCI

    The main types of skin cancer are squamous cell carcinoma, basal cell carcinoma, and melanoma. Melanoma is much less common than the other types but much more likely to …

  10. What Is Liver Cancer? - NCI

    May 15, 2024 · Primary liver cancer is a disease in which malignant (cancer) cells form in the tissues of the liver. Cancer that forms in other parts of the body and spreads to the liver is not …