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Norwood and Ludwig scales

A descriptive reference for tracking patterns; it does not diagnose the cause.

  1. 1

    I

    No significant recession

  2. 2

    II

    Mild temple recession

  3. 3

    III

    Deeper recession; possible early crown loss

  4. 4

    IV–V

    Frontal and crown areas become more distinct

  5. 5

    VI–VII

    Areas merge, leaving a side and back band