Eyelashes rubbing against the eye is not always trichiasis: a plea for distinguishing trichiasis from entropion - Takeaways - MDSpire
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Differentiating Trichiasis from Entropion: Understanding Eyelash Contact with the Eye

  • By

  • Antonio Augusto V. Cruz

  • Maria Paula S. Facchin

  • Richard C. Allen

  • September 25, 2026

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  • 1

    Trichiasis is defined as misdirected eyelashes contacting the ocular surface, while the lid-margin position remains normal.

  • 2

    Entropion is characterized by inward turning of the lid margin, leading to eyelashes contacting the eye.

  • 3

    Management of trichiasis involves various techniques to remove or redirect abnormal eyelashes, differing from entropion treatment.

  • 4

    Confusion arises in literature when trichiasis is incorrectly used to describe conditions like entropion and distichiasis.

  • 5

    The authors propose replacing the term 'trachomatous trichiasis' with 'trachomatous entropion' to reduce confusion in diagnosis.

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