Seek immediate medical assistance if the size of your swollen occipital lymph node is actually increasing. You should see your doctor if they remain swollen for more than 4 weeks or so. In this case, your lymph nodes should come back to their normal size after a couple of week. In most cases, this indicates that your lymph nodes are doing their job right and are actively catching debris or other foreign organisms. Occipital lymph node swelling should not always be a cause of concern. Infections in ears or throat may also cause swollen occipital nodes. A cut or abrasion in that area or a fungal infection may lead to swelling of occipital lymph nodes. The swelling is usually the outcome of common problems like presence of lice, dandruff or ringworm. Swelling caused by cancer is not that common. Keep in mind that cells from other parts of the body can metastasize to these lymph nodes. The movement of cancer cells in this case is called metastasis. However, the good thing is that if your occipital lymph nodes have swollen due to cancer, it will not spread to other parts of your body. The size of your lymph nodes may sometimes increase due to cancer. Toxins and debris that drain from the scalp can lead to an infection and cause your occipital lymph nodes to swell. If you have occipital lymph node swelling, it usually means you have an infection in the scalp or in the head. Swollen lymph nodes indicate that there is an infection in your body. The lymph and the impurities then enter your bloodstream and are filtered out into the liver. The lymph drains after destroying foreign cells. This is usually the reason why you may have occipital lymph node swelling. When an infection develops, these lymph nodes will start releasing more lymphocytes, which will increase the size of the node. These nodes produce a form of white blood cells called lymphocytes that kill bacteria, germs, and other foreign substances after they get trapped in these nodes. They are small, bean-like bumps and are connected by lymphatic vessels. They are not within the skull and as important for your body's immune defense system as other lymph nodes are. The bone behind your skull is called the occipital bone, and there are nodes near this bone, which is why they are called the occipital lymph nodes. Location and Function of the Occipital Lymph Node Keep reading to learn more about different functions and exact locations of occipital lymph node, and reasons why you may develop swollen occipital lymph node. The lymph nodes above the clavicle are called supraclavicular lymph node, whereas the lymph nodes at the back of your head are called occipital lymph node. You can feel swollen lymph nodes in the neck, above the clavicle, in the groin and armpits, and in the back of your head above hairline. It is possible to feel lymph nodes in certain areas of your body, especially when they are enlarged or swollen. You have lymph nodes throughout your body and they help your body recognize and fight infections, germs, and other foreign substances. The lymphatic system is an important part of your immune system.
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