Pain under the left armpit may result from muscle damage or swollen lymph nodes due to an infection. However, it can also indicate a more serious problem, such as cancer or angina. The armpit is a ...

When the axillary lymph nodes swell in response to the cancer cells ... Hidradenitis suppurativa (HS). Seattle Children’s Hospital. Wound infection. American Cancer Society. Breast cancer early ...

The purpose of this study was to compare by sonography the incidence of appearance of enlarged abdominal lymph nodes (EALNs) in healthy children compared with that in children with abdominal pain ...

Cancer Research UK lists “a new lump” or “thickening” in the armpit as a sign to look out for. This can be caused by a swelling in the lymph nodes. The charity explains: "You can’t ...