These lymph nodes can also become reactive and enlarge due to trauma or an infection of the arm on the same side. Enlarged lymph nodes above the collarbone: Enlarged lymph nodes above the collarbone (supraclavicular lymphadenopathy) are always considered abnormal. These generally suggest cancer or ...
and the wound may ooze pus or a whitish discharge. Nearby lymph glands may be swollen, and there may be red streaks running up the arm or leg from the wound toward the center of the
The lymph nodes in the underarm (armpit, axilla):The lymph nodes in the underarm are anatomically important inbreast cancer. They are often checked physically in patients undergoing investigation for breast cancer. They also play an important role in staging (determining the extent) and predicting ...