Dye is injected into the breast, one to four of the nodes is identified with a probe and removed to see if cancer cells are present. Lymph nodes are small organs, typically ranging from the size of a ...

NSLN metastasis was observed in 353 patients (23%). After a median follow-up of 45 months, NSLN status was an independent prognostic factor for melanoma-specific survival (hazard ratio [HR] = 1.34; 95 ...

Swollen lymph nodes may result from an infection or illness. If they last for a long time or occur with other symptoms, you may need medical care. Treatment is specific to the cause of the swollen ...

Lymph nodes are small glands that filter lymph, the clear fluid that circulates through the lymphatic system. During an infection, they accumulate bacteria or dead or diseased cells and may swell.

Swollen supraclavicular lymph nodes may occur as a reaction to infection or due to metastatic cancer. This type of swelling typically occurs just above a person’s collarbone. Lymph nodes are part of ...