Lymph nodes, hundreds of small structures located throughout the body, play a pivotal role in immunity, including anti-tumor immune responses. White blood cells, also known as lymphocytes, reside in ...

Dye is injected into the breast, one to four of the nodes is identified with a probe and removed to see if cancer cells are present. Lymph nodes are small organs, typically ranging from the size of a ...

Swollen lymph nodes are usually a telltale sign that your body is fighting off an infection, whether it’s from bacteria or a virus. This can stem from strep throat, an ear infection, mononucleosis, or ...

The human body is an amazing thing. For each one of us, it's the most intimate object we know. And yet most of us don't know enough about it: its features, functions, quirks, and mysteries. Our series ...

Add Yahoo as a preferred source to see more of our stories on Google. The last time you visited your doctor for a sore throat, they may have felt for potential inflammation in your neck. That’s ...

Lymph node dissections, or lymphadenectomies, are surgical procedures that play an important role in cancer treatments. A healthcare professional will remove the lymph nodes and check a tissue sample ...

Lung cancer starts in the lungs, but sometimes cancer cells escape and travel to nearby lymph nodes. Once cancer enters the lymphatic system, it can spread to distant organs and tissues. The medical ...

The armpit is a complex junction where muscles, nerves, blood vessels, and lymph nodes meet. Because it is such a busy area ...

An ovarian cancer survivor shares her experience receiving a radiation treatment on her lymph nodes. I am anxious today. For what, I am not sure. For me, writing things down helps with the anxiousness ...

BOSTON - Swollen lymph nodes can be a normal and expected side effect after receiving the COVID-19 vaccine, doctors say — and many are working to spread the word in an effort to ease patients’ fears ...