a fever develops alongside swollen lymph nodes.a newborn or infant has swollen lymph nodes.swollen lymph nodes appear after an injury to the skin.See a doctor within a day or two if any of the following occur: People who have HIV or AIDS, who take immune system-suppressing drugs, or whose doctors have told them they have a weak immune system, should call the doctor if their lymph nodes swell.įor most people, it is safe to wait for 1–2 weeks to see if symptoms go away. In most cases, however, swollen lymph nodes are a sign that the body’s immune system is working well. Swollen lymph nodes can be alarming, especially if the cause of the swelling is unclear. Share on Pinterest A person should see a doctor if a fever develops alongside swollen lymph nodes. Some people’s lymph nodes swell very easily, and a person has no other symptoms. signs of infection near an injury, such as redness or swellingĪ swollen lymph node does not necessarily mean the infection is severe.A person might notice other symptoms of the infection, such as: Reactive lymph nodes often accompany an infection or injury. A person who has many swollen lymph nodes throughout the body may have a severe systemic infection or possibly certain types of cancer. The swelling is usually only in a specific lymph node or group of lymph nodes. smaller than 1.5 centimeters (cm) in diameter.When lymph nodes swell because of an infection or injury, the swollen lymph node is usually: The body contains hundreds of lymph nodes, and they swell most often in the neck and around the face, along the groin, and under the arms. Sometimes, the area around the lymph node also swells. The main symptom of a reactive lymph node is swelling. Share on Pinterest Lymph nodes often swell under the arms and in the neck.
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