When melanoma spreads (metastasizes), it usually spreads first into nearby lymph nodes. It can also spread through the bloodstream. Distant metastases of melanoma typically are found in the skin, liver, lungs, bone, and brain.
If the melanoma is on a leg or arm, metastases usually are first found higher up on that leg or arm. Unusual sites for metastases include the eye.
You may notice changes in a new or existing mole, such as:
But symptoms may be vague and include:
When melanoma has spread only to nearby tissues or lymph nodes, treatments such as immunotherapy can sometimes work. But after melanoma has spread to other places in the body, cure is very rare. In these cases, treatment to manage symptoms may help a person live longer.
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