Swollen Lymph Nodes (Causes, Locations, Symptoms, Treatments)
Table of Contents
- Swollen lymph nodes definition and facts
- What are lymph nodes? What do they do?
- Where are the lymph nodes located in the body (pictures)?
- How do you check for swollen lymph nodes?
- Common locations of swollen lymph nodes
- What infections and viruses cause swollen lymph nodes?
- What bacteria, parasites, and fungi cause swollen lymph nodes?
- Inflammatory diseases, cancers,and other conditions that cause swollen lymph nodes
- Signs and symptoms of swollen lymph nodes
- When should I see the doctor for swollen lymph nodes?
- How are swollen lymph nodes diagnosed?
- What is the treatment for swollen lymph nodes?
- What are the complications of swollen lymph nodes?
Swollen lymph nodes definition and facts
- Lymph nodes, also referred to as lymph glands, are important part of the immune system.
- Lymph nodes are located throughout the body, but visible and palpable only when they are enlarged or swollen.
- Lymph nodes are regional, and each group of them corresponds to a particular region of the body and reflects abnormalities in that region. Common areas where swollen lymph nodes are more prominent and therefore more readily noticeable are behind the ear, in the neck, the groin, under the chin and in the armpits. Doctor's and other health care professionals also check these areas for enlarged or swollen lymph nodes.
- A wide variety infections are the most common causes of swelling of the lymph nodes, for example, strep throat, ear infections, mononucleosis, or more serious medical problems like HIV infection, lymphomas (non-Hoddgkin's lymphoma) or other cancers.
- Rarely, a medication can cause the problem.
- Symptoms associated with lymph node swelling and related diseases can include pain in the area of the swelling, fever and fatigue.
- Not all swollen lymph nodes are abnormal.
1/11Reviewed on 7/3/2017