These lumps are lymph nodes or glands that are located all over the body, including behind the ears, and contain immune cells ...

They are usually small and can only be felt in certain areas such as: Lymph nodes can become enlarged (swollen) for different reasons. The most common reason is when you have an infection. For example ...

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A lump behind the ear can have many possible causes. The most common include swollen lymph nodes caused by an uncomplicated infection. These lumps are typically harmless and relatively easy to treat.

Armpit pain can have many causes, ranging from injuries and irritants to infections that cause swollen lymph nodes. Less commonly, the pain—referred to as axillary pain—may be due to an autoimmune or ...

Allergy symptoms may include a runny nose, congestion, coughing, wheezing, itching, and sometimes, swollen lymph nodes. Lymph nodes are small, bean-shaped organs that help remove harmful ...

For example, lymph nodes behind or under the ears may swell when a person has an ear infection, while lymph nodes in the neck might swell in response to throat infection. Lymph nodes filter ...

Background: The American Joint Committee on Cancer (AJCC) staging for pancreatic neuroendocrine neoplasms (PanNENs) based on the number of positive lymph nodes (PLNs) is the most widely accepted nodal ...

She has been working at PEOPLE since 2017. Although swollen lymph nodes can be a sign of cancer, doctors are cautioning people who have recently received the COVID-19 vaccine not to jump to any ...

Researchers have developed lab-generated lymph node–like organoids that, when transplanted into mice in place of lymph nodes that have been removed, drain fluid and connect to the animals’ original ...