H02.054

Clinical Causes: Previous eye surgeries or injuries that alter eyelid structure Chronic inflammation or infection of the eyelid (blepharitis) Age-related eyelid changes leading to eyelash misdirection Trauma to the eyelid causing abnormal lash growth Skin conditions affecting eyelid margins Genetic predisposition to eyelash misdirection

Key Symptoms: A sensation of foreign body in the eye Redness and irritation of the affected eye Tearing or watery eyes Light sensitivity (photophobia) Discomfort or pain, especially during blinking or eye movement Corneal abrasion or ulceration in severe cases Visible misdirected eyelashes close to or rubbing against the eyeball

Diagnosis Path: Diagnosis involves a comprehensive eye examination by an ophthalmologist. The doctor will inspect the eyelid margins and eyelashes to identify misdirected hairs. Additional tests may include fluorescein staining to check for corneal abrasions or damage caused by the inward eyelashes. Precise identification of the eyelash growth direction helps distinguish trichiasis without entropion from other eyelid and eyelash abnormalities.

Treatment Protocols: Management of trichiasis without entropion aims to remove or redirect the offending eyelashes and prevent recurrence. Common options include: - **Eyelash Epilation:** Temporary removal of misdirected lashes using forceps; requires repeated sessions. - **Electrolysis or Epilation with Thermotherapy:** Permanent removal techniques targeting specific eyelashes. - **Surgical Procedures:** Corrective surgeries like eyelid repositioning or eyelid margin rotation to eliminate misdirected lash growth; - **Medication:** Use of anti-inflammatory agents or antibiotics if inflammation or infection is present. Prevention of recurrence often involves addressing underlying causes, such as inflammation or eyelid structural issues. Regular follow-up with an ophthalmologist is essential to monitor the condition and adjust treatment as needed.