ABCDs of Melanoma

Asymmetry-Half of the skin lesion is unlike the other half

Border-Irregular shaped, poorly defined, or scalloped

Color-Variable color based on the area of the skin lesion (tan, brown, black discoloration)

Diameter-Most melanomas are usually > 6mm

Evolving-The area in question appears to be changing in size, shape, color

Melanoma Warning Signs and Images. (2020, October 05). Retrieved December 01, 2020, from

What to look for: ABCDEs of melanoma. (n.d.). Retrieved December 01, 2020, from