Although swollen lymph nodes behind the ear are more common due to the location ... or unexplained weight loss Swollen lymph ...

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.

Discover how allergies can cause swollen lymph nodes, and learn to distinguish between normal immune responses and warning ...

Sometimes, lymph nodes can swell because of cancer. Lymph nodes usually swell near the site of the injury. For example, lymph nodes behind or under the ears may ... causes of swollen lymph nodes ...

When allergies cause swollen lymph nodes, you'll typically notice a pea-sized (1-2 centimeter) tender lump under your skin, usually in your neck, behind your ears, or under your jaw or chin.