Eyelashes rubbing against the eye is not always trichiasis: a plea for distinguishing trichiasis from entropion - Summary - 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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Objective:

To clarify the definitions and distinctions between trichiasis, entropion, and distichiasis in ophthalmology.

Approach:
  • Definition Review: A review of the definitions and characteristics of trichiasis, entropion, and distichiasis, highlighting the confusion in current literature.
  • Management Strategies: Discussion of the different management approaches for trichiasis and entropion, emphasizing the need for accurate diagnosis.
Key Findings:
  • Trichiasis is characterized by misdirected eyelashes contacting the eye, while entropion involves inward turning of the lid margin.
  • Management of trichiasis includes various techniques to remove or redirect eyelashes, whereas entropion treatment focuses on correcting lid margin position.
Interpretation:

The authors argue against the broad application of 'trichiasis' to all eyelash contact with the globe, advocating for precise terminology to avoid mismanagement.

Limitations:
  • The review is based on the authors' observations and may not encompass all existing literature.
  • The proposed terminology changes may face resistance in established medical practices.
Conclusion:

The authors recommend replacing 'trachomatous trichiasis' with 'trachomatous entropion' and emphasize accurate diagnosis post-surgery.

Sources:

Original Source(s)

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