View Preauricular Lymph Nodes Swollen Causes PNG. Your preauricular lymph nodes are the ones located just in front of your ears. Rarely, swollen lymph nodes are caused by cancer.

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Rarely, swollen lymph nodes are caused by cancer. What causes swollen lymph nodes? The preauricular deep parotid lymph nodes (anterior auricular glands or preauricular glands), from one to three in number, lie immediately in front of the tragus.

Lymph nodes are numerously present in all parts of the body.

They function as filters, trapping viruses, bacteria and other causes of illnesses before they can infect other parts of your body. Your preauricular lymph nodes are the ones located just in front of your ears. When this happens, the white blood cells filled nodes become prominent and they can easily be felt by touching. Swelling of the neck lymph nodes usually arises with conditions, particularly infections, in and around the neck area.