Enlarged lymph nodes, also known as lymphadenopathy, is a condition in which the lymph nodes become swollen or enlarged. Lymph nodes are small, bean-shaped glands found throughout the body that are part of the immune system. They filter lymphatic fluid and help fight infections and diseases.
While lymph nodes can become enlarged due to a variety of reasons, the most common cause is infection. When an infection occurs, the lymph nodes near the affected area will often swell as they work to fight off the infection. Other causes of enlarged lymph nodes include cancer, autoimmune diseases, and medications.
The symptoms of enlarged lymph nodes can vary depending on the underlying cause. In many cases, there may not be any symptoms at all. However, some people may experience:
The treatment for enlarged lymph nodes will depend on the underlying cause. If the cause is an infection, antibiotics or antiviral medications may be prescribed to help clear the infection and reduce swelling. If the cause is cancer, treatment options may include surgery, chemotherapy, or radiation therapy.
In some cases, no treatment may be necessary. If the lymph nodes are only slightly enlarged and there are no other symptoms, your doctor may recommend watching and waiting to see if they go down on their own. However, if the lymph nodes continue to grow or cause discomfort, further evaluation and treatment may be necessary.
While it may not be possible to prevent all cases of enlarged lymph nodes, there are some steps you can take to reduce your risk:
Enlarged lymph nodes can be a sign of a serious underlying condition, so it's important to see your doctor if you notice any swelling or enlargement. With prompt diagnosis and treatment, most cases of enlarged lymph nodes can be successfully treated.