An armpit lump—or axillary lump—can occur as a symptom of many conditions that range from harmless to serious. It is often ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There are few worse feelings than an itch you can’t scratch—especially when it’s unexplained and in an ...

A breast cancer specialist said that there are two easy-to-miss body parts to check for breast cancer. Squeeze the nipple and check the armpit for lumps during self-examination, Dr. Marleen Meyers ...

New research shows how breast cancer makes significant molecular changes in lymphatic vessels as it metastasizes to the lymph ...

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. Axillary adenopathy, or swelling under the armpit, has been reported by women after receiving the ...

When women undergo breast imaging shortly after receiving a COVID-19 vaccine in the arm, their tests may show swollen lymph nodes in the armpit area. Radiologists say that this is usually a normal ...

Breast cancer that has spread to lymph nodes may be treated more aggressively than localized cancer, because it has a greater potential to travel to other parts of the body. You have thousands of ...