Photodiagnosis and Photodynamic Therapy (Oct 2024)

Efficacy of photodynamic therapy combined with cross-punch technique for the treatment of keloid

  • Xiaomei Cui,
  • Jie Ji,
  • Lipan Fan,
  • Xingbao Luan,
  • Litian Zhao,
  • Zhangjun Ding,
  • Xiaodong Chen,
  • Dan Luo

Journal volume & issue
Vol. 49
p. 104348

Abstract

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Objective: Keloids are characterized by abnormal activation of fibroblasts and excessive collagen deposition. Keloids are notoriously difficult to treat effectively due to their high recurrence rate after therapy. Our study explored the use of the punch technique in conjunction with photodynamic therapy, a novel approach that may swiftly reduce keloid volume, promote collagen remodeling, mitigate inflammation and enhance the wound healing process. Methods: In our study, we conducted a retrospective analysis of 47 keloid patients who were treated with cross-punch technique combined with photodynamic therapy (punch+PDT group), compared them with a control group of 42 patients who received cross-punch therapy alone (punch group). The visual Analog Scale (VAS) scoring system, the Dermatology Life Quality Index (DLQI) questionnaire and the subjective scoring of patients were implemented to assess the improvement rate at baseline (month 0) and 12-month follow-up (month 12). Results: The results demonstrated significant enhancements in both VAS scores and DLQI scores on month 12 when compared with those on month 0. Notably, the subjective scoring indicated a marked difference, with 93.62 % of patients in the punch+PDT group and 59.52 % in the punch group reporting good or excellent improvement. Conclusion: Patients in the punch+PDT group had a significant improvement rate than those in the punch group.

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