Questions About Lymph Nodes
EH: What are lymph nodes and how do they come up in the context of cancer and lung cancer? MA: Lymph nodes are glands that act as filters for harmful substances such as infectious bacteria and other potentially dangerous pathogens. Altogether, the lymphatic system is part of the immune system. Some cancers spread through the arteries and veins, while others are inclined to go through the lymphatic vessels. Lung cancer can do both, but it generally travels through the lymph vessels first....