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Los senos densos son factor de riesgo de cáncer de seno (mama). La densidad indica la cantidad de tejido glandular y fibroso, comparado con tejido adiposo en una mamografía. Edad avanzada, tener hijos y tomar tamoxifeno son factores de baja densidad. NCI estudia la densidad de los senos.

Resumen de información revisada por expertos acerca de las pruebas que se usan para detectar el cáncer de tiroides.

CRS leads priority initiatives to support cancer research to advance scientific knowledge and help people live longer, healthier lives. Learn more about the Resources for Cancer Researchers portal, Team Science, and Idea Generation with NCI staff.

NCI fellows and trainees assist with science needs, workshops, and career guidance for middle school and high school students. Partner with us to enhance science education in your classroom.

External beam radiation therapy is used to treat many types of cancer. it is a local treatment, where a machine aims radiation at your cancer. Learn more about different types of external beam radiation therapy, and what to expect if you're receiving treatment.

Learn about the different types of costs related to taking part in a clinical trial, who is expected to pay for which costs, and tips for working with insurance companies.

Most health insurance plans are required to cover routine patient care costs in clinical trials under certain conditions. Learn about the conditions that insurance plans take into account and how to work with your insurance company.

Radiation therapy is a type of cancer treatment that uses high doses of radiation to kill cancer cells and shrink tumors. Learn about the types of radiation, why side effects happen, which ones you might have, and more.

Targeted therapy is a type of cancer treatment that targets the changes in cancer cells that help them grow, divide, and spread. Learn how targeted therapy works against cancer and about side effects that may occur.

An experimental drug has been tested in the lab and with animals and approved for testing in people by the FDA, but can’t yet be advertised, sold, or prescribed. Experimental drugs may be available through clinical trials or expanded access programs - learn more about these programs and how to talk to your doctor.