The ABCDE method

What we check for.

The five signs dermatologists use to spot moles worth a closer look.

Medical Disclaimer

This tool is for educational purposes only and does not provide a medical diagnosis. AI cannot replace a clinical examination. If you notice a new, changing, or unusual mole, please consult a board-certified dermatologist promptly.

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  • A
    Asymmetry

    One half doesn't match the other.

  • B
    Border

    Ragged, notched, or blurred edges.

  • C
    Color

    Multiple shades within a single mole.

  • D
    Diameter

    Larger than ~6 mm (pencil eraser).

  • E
    Evolving

    Changing in size, shape, color, or feel.

EEvolving is not assessed by this tool.

Spotting change requires comparing photos of the same mole over time — something only you (or your dermatologist) can do. EasySkinCheck screens A, B, C, and D from a single image.

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