Swollen lymph nodes are a sign that your body is fighting off an infection or an illness. Most of the time, they return to normal size afterwards. ... (where your leg begins).

Your lymph nodes, along with your spleen, tonsils, and adenoids, help you fight off illness and infections. Learn more about your lymph nodes’ part in this first line of defense.

Swollen lymph nodes in the groin are usually a sign that there is an infection or inflammation in the genitals or lower body, such as the legs or possibly the feet.

For example, an infection of the leg such as an abscess or cellulitis may lead to swelling of lymph nodes at the groin. These lymph nodes may be painful, red, warm and tender to touch.

Lymph nodes in the groin are also called inguinal lymph nodes. Swollen lymph nodes in the groin can be caused by an injury or skin infection anywhere in the leg, such as athlete’s foot.

The popliteal lymph nodes are behind the knee. Conditions such as infections and autoimmune conditions can cause swelling, ... The popliteal fossa is a diamond-shaped part of the leg.

Lymph node biopsy: A lymph node biopsy can confirm a diagnosis of lymphoma in the legs. During a biopsy, a doctor will remove all or part of one of the swollen lymph nodes in your leg.

Swollen legs or genitals (lymphoedema) and penile cancer. Some people get swelling in one or both legs after radiotherapy or surgery to the lymph nodes in the groin and pelvis. Sometimes swelling can ...

11.6 percent of patients reported swollen lymph nodes after the first dose of ... "I also want cancer patients to know they can get the vaccine on the opposite side or even the leg to avoid ...

If you visit the doctor because of a sore throat, he’ll examine your lymph nodes faster than you can say “strep test.” He won’t check all of them because there are hundreds of lymph nodes ...