Mayo Clinic Q&A: A look at the advances in staging and surgical treatment of melanoma.

Lymph nodes are small, bean-shaped structures that are part of the lymphatic system. The lymphatic system helps the body fight infection and filter harmful substances. Lymph nodes are present ...

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 ...

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 ...

Despite recent advances in diagnosing cancer, many cases are still diagnosed using biopsies and analyzing thin slices of tissue underneath a microscope. Properly analyzing these tissue sample slides ...

During an antibody response, sites of massive cell death arise in the germinal centers of lymph nodes. One of the macrophage cell types, tingible body macrophages (TBMs), help with apoptotic cell ...