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Treating Facial Scars using Polydioxanone Threads.

Mohammad Khaled Hamolaila1, Mazen Zenati1, Asaad Shehada1

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Polydioxanone (PDO) threads offer a minimally invasive, cost-effective treatment for atrophic facial scars. This study found PDO threads significantly improved scar appearance and texture, with high patient satisfaction.

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Area of Science:

  • Dermatology
  • Aesthetic Medicine
  • Regenerative Medicine

Background:

  • Traditional scar treatments are invasive, costly, and involve lengthy recovery.
  • Polydioxanone (PDO) threads present a minimally invasive, cost-effective alternative.
  • Limited clinical research exists on PDO threads for atrophic facial scars.

Purpose of the Study:

  • To evaluate the efficacy of PDO threads in managing atrophic facial scars.
  • To assess scar improvement from both observer and patient perspectives.

Main Methods:

  • Prospective clinical study involving 20 patients with atrophic facial scars.
  • Utilized the Patient and Observer Scar Assessment Scale at three time points.
  • Evaluated observer variables (vascularity, pigmentation, thickness, pliability, surface area, homogeneity) and patient variables (pain, color, stiffness, thickness, appearance, itching).

Main Results:

  • Statistically significant improvement in all observer-assessed scar variables (p<0.001).
  • Significant patient-reported improvements in scar color, stiffness, thickness, and appearance.
  • No significant change in pain; a slight, non-significant increase in itching was noted.

Conclusions:

  • PDO threads are easy to use, biocompatible, and biodegradable, minimizing irritation.
  • Stimulation of collagen by PDO threads promotes natural skin regeneration for scar improvement.
  • The treatment is safe, minimally invasive, with short recovery times and high patient satisfaction.