Possible causes of armpit pain range from the minor irritation of clothing, or an infection that goes away quickly, to serious medical issues such as swollen lymph nodes and cancer-related pain.

These have their own pros and cons. When it comes to swollen lymph nodes in dogs, proper diagnostic testing is important considering the risks for serious conditions such as lymphoma. There are ...

When to see a doctor about swollen lymph nodes ABC News medical correspondent Dr. Darien Sutton talks about swollen lymph nodes and when to see a doctor about it. Up Next in news ...

Historically, surgeons removed a large number of lymph nodes from the armpit to determine if cancer has spread. This procedure, while effective, often led to lymphedema, a condition characterized by ...

The average adult has more than 800 lymph nodes that filter lymph and contain immune cells that fight infection. The largest clusters of lymph nodes are found in the neck, armpit, chest, upper abdomen ...

Lymph is the fluid in your lymphatic system. Blood reaches tiny capillaries that have small holes in them to let some of the fluid escape or seep out into the tissues. Along with the fluid are some ...

However, very occasionally, swollen lymph nodes can be a sign of inflammation deeper inside the body, or more rarely, a sign of cancer, but in this case they are usually much larger than a pea.

There's an estimated 80,620 new cases of this condition this year. As with most cancers, early detection is key.

Intraoperative frozen biopsy and sentinel lymph nodes technique have not shown sufficient accuracy to avoid extended lymphadenectomy, due to the significant rates of skip lymphatic metastasis.

Axillary surgery involves the removal lymph nodes in the armpit region, while a sentinel lymph node biopsy is the removal of ...