Lumbar lymph nodes refer to a group of small organs that are part of the immune system. Lymph nodes are generally circular, bean-like organs that are dispersed throughout the body. The lumbar lymph ...

Swollen lymph nodes in your neck often mean that your body is fighting an infection. See a doctor if you have painful, swollen lymph nodes or if they persist for weeks or worsen. You can treat swollen ...

A pea-sized lump in your neck is usually a swollen lymph node. It’s often a sign you’re fighting an infection or a result of an insect bite or sting. The appearance of a pea-sized lump in your neck ...