Stage IV: If a doctor classifies a patient’s melanoma as Stage IV, this means that the cancer has spread far away from the original cancer site of the skin to other major organs in the body such as the liver, brain, bone, lung, or gastrointestinal tract.
Source: National Cancer Institute at the National Institutes of Health

Find Skin Treatments with Beauty Finder powered by DermApproved
6 Kinds of Skin Cancer and Their Symptoms
6 Things That Boost Your Skin Cancer Risk
6 Steps to Check for Melanoma