What are lymphocytes?

Apr 25, 2025 ... Overview. Swollen lymph nodes most often happen because of infection from bacteria or viruses. Rarely, cancer causes swollen lymph nodes. The ... May 19, 2016 ... Lymph nodes and the lymphatic system provide a critical filtration process for the body that is important for cancer staging and management. HIV can cause swelling of the lymph nodes. The swelling occurs because the infection reaches the nodes through lymph fluid. A lymph node is considered enlarged if it is about 1/2 inch wide. Symptoms caused by an infected lymph node or group of nodes may include: Nodes that ... May 26, 2022 ... Lymph node biopsies have helped detect the early spread of certain types of cancer, including melanoma, for decades. The number of lymph nodes analyzed for staging colon cancers is, itself, a prognostic variable on outcome. The impact of this variable is such that it may ... Jul 17, 2019 ... Cancer can start in the lymph nodes, like in the case of lymphoma, but it can also spread to lymph nodes from somewhere else in the body. What is lymphadenopathy in children? Lymphadenopathy means swelling of the lymph nodes or glands. These are the bean-shaped glands in the neck, armpits, groin, ... Swollen lymph nodes happen most often when your body is fighting a viral or bacterial infection like the common cold, flu or glandular fever. Lymph nodes. There is a network of lymph glands close to the breast. These are also called lymph nodes. They are part of the lymphatic system Open a glossary ...