Lymph node metastasis occurs in "metastatic" lymph nodes, lymph nodes that contain cancer cells that have spread from elsewhere in the body. A part of the immune system, lymph nodes are tiny ...

A lymph node biopsy is a test that checks for disease in your lymph nodes. Lymph nodes are small, oval-shaped organs located in different parts of your body. They’re found close to internal organs ...

Swollen lymph nodes may result from an infection or illness. If symptoms last for a long time or occur with certain other symptoms, you may need medical care. Treatment depends on the cause of the ...

When the body fights an infection or injury, lymph nodes sometimes swell. Doctors call this a reactive lymph node. Treatment can depend on the cause. Lymph nodes house white blood cells. These cells ...

Doctors call the lymph nodes in the back area of the skull “occipital lymph nodes.” Swelling of these lymph nodes may occur for various reasons, such as infection and skin conditions, including ...