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  • Presentation

Advances in Scar Treatment: Silicone, Lasers, and Radiation Therapy for Hypertrophic Scars and Keloids

Description

The speaker reviews practical treatments for hypertrophic scars and keloids, emphasizing that silicone remains a foundational therapy, including gels, sheets, and newer color-matched products that can be used even immediately after laser procedures or suturing. He presents multiple examples showing silicone alone improving traumatic, acne, spider bite, and postoperative scars, and notes that it may speed recovery after microneedling and RF procedures. He then discusses fractional CO2 laser therapy, often combined with vascular lasers such as pulsed dye laser, to flatten scars, improve contractures, and restore function and appearance in difficult burn and traumatic cases. He also highlights newer laser options that can be used across skin types, including darker skin, and mentions short-pulse 1064 lasers as a slower but useful, nearly painless option. Finally, he explains the role of superficial radiation therapy after keloid excision, stating that surgery alone has high recurrence rates but that excision followed by several days of radiation can reduce recurrence to under 10%, making it an important tool for challenging keloids and acne keloidalis cases.

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Conclusions

  • Silicone gel and silicone sheeting are presented as foundational first-line therapies that can be started early, even immediately after injury or suturing, to improve scar outcomes.
  • Combining scar treatments generally works better than monotherapy, with combinations such as pulsed dye laser plus fractional CO2 or laser plus silicone producing superior results.
  • Fractional CO2 and other ablative fractional laser approaches can meaningfully flatten scars, reduce contractures, and improve the appearance of hypertrophic scars and keloids across many skin types.
  • Topical silicone products with SPF and zinc may help not only scar appearance but also pigmentation control on sun-exposed areas.
  • For severe, contracted, or highly visible scars, energy-based devices can substantially improve function and cosmesis, though multiple treatments are often needed.
  • Superficial radiation therapy after keloid excision appears to dramatically lower recurrence compared with surgery alone, bringing recurrence rates to below 10% in reported series.
  • The long-term safety profile of superficial radiation therapy is presented as acceptable, with very low reported cancer risk when appropriately used.
  • Laser and radiation-based scar treatments are described as especially valuable for challenging cases such as ear keloids, acne keloidalis, burn scars, surgical scars, and traumatic scars.
  • Customized treatment selection based on scar type, location, and patient skin tone is emphasized as necessary for reliable improvement.
  • Overall, the presentation argues that modern scar management can significantly improve both physical scar burden and patients’ quality of life, even in difficult cases.
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