If you suspect skin cancer you should contact a dermatologist immediately, as this could be Melanoma, the most deadly skin cancer. Follow the A-B-C-D-E guide below.
A is for asymmetrical shape. Look for moles with irregular shapes, such as two very different-looking halves.
B is for irregular border. Look for moles with irregular, notched or scalloped borders ? characteristics of melanomas.
C is for changes in color. Look for growths that have many colors or an uneven distribution of color.
D is for diameter. Look for new growth in a mole larger than about 1/4 inch (6 millimeters).
E is for evolving. Look for changes over time, such as a mole that grows in size or that changes color or shape. Moles may also evolve to develop new signs and symptoms, such as new itchiness or bleeding.