When systemic disease or distant metastasis occur, melanoma commonly involves the lung, brain, liver, or occasionally bone. The malignancy causes death when its uncontrolled growth compromises vital...
Though it is difficult to prove that sunscreens statistically reduce the frequency of malignant melanoma at this time, most authorities recommend their use as protection from ultraviolet light.
YES!!! Get that checked out by a doctor asap. Most people think it's skin cancer, but it can be any were in your body. Bob Marley died from Melanoma in his brain. Good luck!