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    Did you mean Hair Shaft Abnormalities?
    Glossary Hair Shaft Abnormalities

    structural defects in visible hair causing fragility or unusual appearance

    Hair Shaft Abnormalities refer to structural defects in the hair shaft, the visible part of the hair that extends above the scalp. These abnormalities can result in hair that is fragile, prone to breakage, or has an unusual appearance, such as twisting, kinking, or splitting. Causes can range from genetic conditions to environmental damage or nutritional deficiencies.

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