Medical professionals can use this information to determine the progress of cancer, as cancer cells usually spread through lymph nodes in a particular pattern. When cancer cells are released from a breast tumour, they tend to first travel to the axillary lymph nodes. These nodes, located in the armpit area, typically range from 10 to 40 in number. Lastly, when HIV is present, the occipital lymph nodes, which are situated at the base of the skull at the back of the neck, often swell.Īxillary lymph nodes are incredibly important when it comes to diagnosing breast cancer. When infectious mononucleosis is present, the posterior cervical lymph nodes, which are situated behind the band of muscles on the side of the neck, are prone to expand. When a common cold or strep throat is present, the anterior cervical lymph nodes closest to the front of the neck are known to expand. They fall into three groups according to where they are located in the neck. The cervical lymph nodes are crucial to the immune system of the body. The following are some different lymph node types: Cat scratch fever is another cause of swollen lymph nodes. A less common cause of swollen lymph nodes is the Human Immunodeficiency Virus (HIV), which causes AIDS. Mononucleosis, skin or wound infections like cellulitis can also be triggered. Common infections such as measles, step throat, ear infections and infected teeth can cause lymph nodes to become swollen. Swollen lymph nodes are often most noticeable in the neck, under the chin, in the armpits and the groin and the location of the swollen nodes may indicate the cause.Ī variety of factors can cause swollen lymph nodes. Lymph nodes are usually found in groups and each group is responsible for draining a particular area of your body. When lymphatic fluid circulates throughout your body, these cells filter it and protect you by eradicating any invaders. The lymph nodes in your body are small, bean-shaped clusters of cells that are part of the immune system. In rare cases, hard and rapidly growing nodes that don't respond to treatment may indicate cancer or lymphoma. This could be due to an infection like mononucleosis or HIV or immune system disorders like rheumatoid arthritis & lupus. Moreover, your body's lymph nodes might swell generally throughout. Some more common signs include a runny nose, fever, sore throat & other signs of an upper respiratory infection. Various conditions can cause swollen lymph nodes and their associated symptoms may vary. Swollen lymph nodes are a sign that something is not right in your body and you should seek medical attention to determine the underlying cause. When your lymph nodes first swell, you may experience tenderness and pain in them and the swelling could be as small as a pea or as large as a kidney bean. The most common areas for swollen lymph nodes are in the head and neck region, armpits and groin area. The lymphatic system is made up of vessels, organs & lymph nodes that are located all over your body. The swelling of lymph nodes can be a sign of a serious underlying condition such as an infection or cancer. When a person is sick or injured, the lymph nodes become swollen and painful, a condition known as lymphadenopathy. They are located in various parts of the body and are responsible for filtering out harmful substances. Lymph nodes are small, bean-shaped structures of the body's immune system.
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