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  1. Definition of malignancy - NCI Dictionary of Cancer Terms

    A term for diseases in which abnormal cells divide without control and can invade nearby tissues. Malignant cells can also spread to other parts of the body through the blood and lymph systems.

  2. What Is Cancer? - NCI

    Oct 11, 2021 · Explanations about what cancer is, how cancer cells differ from normal cells, and genetic changes that cause cancer to grow and spread.

  3. Definition of malignant - NCI Dictionary of Cancer Terms

    A term used to describe cancer. Malignant cells grow in an uncontrolled way and can invade nearby tissues and spread to other parts of the body through the blood and lymph system.

  4. HPV and Pap Test Results: Next Steps after an Abnormal Test

    Jun 6, 2024 · Although CIN 3 is not cancer, it may become cancer and spread to nearby normal tissue if not treated. Doctors do not yet have a way to tell which cases of CIN 3 will become …

  5. Tumor Grade - NCI - National Cancer Institute

    Aug 1, 2022 · Since a high-grade cancer may grow and spread more quickly, it may require more aggressive treatment right away. To learn about treatment for your cancer, see the PDQ® …

  6. Understanding Cancer - NCI

    Cancer is not one disease, but a collection of related diseases that can occur almost anywhere in the body. At its most basic, cancer is a disease of the genes in the cells of our body.

  7. Metastatic Cancer: When Cancer Spreads - NCI

    Jan 17, 2025 · Metastatic cancer is cancer that spreads from its site of origin to another part of the body. Learn how cancer spreads, possible symptoms, common sites where cancer spreads, …

  8. What Is Bladder Cancer? - NCI

    Feb 16, 2023 · Childhood bladder cancer is a very rare type of cancer that forms in the tissues of the bladder. Learn about the symptoms of bladder cancer in children, and how it is diagnosed …

  9. Childhood Cancers - NCI - National Cancer Institute

    Apr 24, 2025 · A cancer diagnosis is upsetting at any age, but especially so when the patient is a child. It's natural to have many questions, such as, Who should treat my child? Will my child …

  10. About Myeloid Malignancies | Center for Cancer Research

    The Myelodysplastic Syndromes (MDS) and Acute Myeloid Leukemia (AML) are a heterogeneous group of malignant clonal hematopoietic stem cell disorders. MDS is characterized by …