Melanoma skin cancers are most frequently found on the backs of men, and on the backs or legs of women. These tend to be larger than a pencil eraser, have two or more colors (usually black and brown), and uneven edges.

Update Date: 10/26/2006

Updated by: Michael S. Lehrer, M.D., Department of Dermatology, University of Pennsylvania Medical Center, Philadelphia, PA. Review provided by VeriMed Healthcare Network.