Melanoma & Moles: The ABCDE Warning Signs

Learn exactly how to check your moles for signs of skin cancer.

Guide Overview & Important Ranges

Melanoma is the most serious type of skin cancer. Early detection through regular mole checks is critical for successful treatment.

Uneven Halves

Asymmetry

Irregular/Blurred

Border

Multiple Tones

Color

Larger than 6mm

Diameter

Medical Deep Dive

The ABCDE Rule

A - Asymmetry: One half of the mole does not match the other.
B - Border: The edges are irregular, ragged, or blurred.
C - Color: The color is not the same all over (shades of black, brown, tan).
D - Diameter: The spot is larger than 6mm (about the size of a pencil eraser).
E - Evolving: The mole is changing in size, shape, or color.

Concerned about a mole?

Use AI to check the visual patterns of your skin spots.

Scientific References

This information is based on established clinical guidelines from authoritative sources.

Medically Reviewed for Accuracy

This content is aligned with established clinical guidelines from authoritative medical institutions, including MedlinePlus, the CDC, and the NHS.

BodyWellness AI uses a structured clinical logic framework to present this information clearly and safely.