Health Library
The Health Library is a collection of health and wellness resources created for learning and accessibility. Select a topic below for related health information or search for a topic in the search bar for more information on other medical conditions.
Lymph Node Biopsy
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A lymph node biopsy removes lymph node tissue to be looked at under a microscope for signs of infection or a disease, such as cancer. Other tests may also be used to check the lymph tissue sample, including a culture, genetic tests, or tests to study the body's immune system (immunological tests). Lymph nodes are...
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A sentinel lymph node biopsy is a surgery that takes out lymph node tissue to look for cancer. A sentinel node biopsy is used to see if a known cancer has spread from the original cancer site. A sentinel node biopsy may be done instead of a more extensive surgery called lymph node dissection. But if cancer is found in...
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Whether you have a mastectomy or breast-conserving surgery (lumpectomy) for breast cancer, your doctors need to know whether the cancer has spread to the lymph nodes. Lymph node involvement increases the likelihood that cancer cells have spread through the bloodstream to other parts of the body. Women with some forms of...