Hemoporfin-Mediated Photodynamic Therapy for Port-Wine Stains on Extremities

Abstract Introduction Pulsed dye laser (PDL) is currently considered to be the first-line treatment for port-wine stains (PWSs) on the extremities despite its less than satisfactory therapeutic efficacy. Hemoporfin-mediated photodynamic therapy (HMME-PDT) is a vascular-targeted therapy that has rare...

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Main Authors: Jie Kang, Jing-jing Liu, Yu-hong Fang, Yan-yan Lin, Wei Gong, Huai-yu Wang, Li-hang Lin, Xue-min Xiao
Format: Article
Language:English
Published: Adis, Springer Healthcare 2023-07-01
Series:Dermatology and Therapy
Subjects:
Online Access:https://doi.org/10.1007/s13555-023-00970-8
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author Jie Kang
Jing-jing Liu
Yu-hong Fang
Yan-yan Lin
Wei Gong
Huai-yu Wang
Li-hang Lin
Xue-min Xiao
author_facet Jie Kang
Jing-jing Liu
Yu-hong Fang
Yan-yan Lin
Wei Gong
Huai-yu Wang
Li-hang Lin
Xue-min Xiao
author_sort Jie Kang
collection DOAJ
description Abstract Introduction Pulsed dye laser (PDL) is currently considered to be the first-line treatment for port-wine stains (PWSs) on the extremities despite its less than satisfactory therapeutic efficacy. Hemoporfin-mediated photodynamic therapy (HMME-PDT) is a vascular-targeted therapy that has rarely been used to treat PWSs on the extremities. Here, we evaluate the clinical efficacy and safety of HMME-PDT for the treatment of PWSs on the extremities. Methods Clinical data and dermoscopic images of PWSs on the extremities were obtained from 65 patients who underwent HMME-PDT between February 2019 and December 2022. The clinical efficacy of HMME-PDT was analyzed by comparing the pre- and post-treatment images. The safety of HMME-PDT was evaluated through observation during the treatment period and post-treatment follow-up. Results The efficacy rate of a single HMME-PDT session was 63.0% and that of two and three to six sessions was 86.7% and 91.3%, respectively. A positive correlation was found between therapeutic efficacy and the number of HMME-PDT sessions. The therapeutic efficacy of HMME-PDT was better on the proximal extremities than on other parts of the extremities (P = 0.038), and the efficacy of treating PWSs in each site was relatively improved with an increase of treatment time. The clinical efficacy of HMME-PDT differed across four PWS vascular patterns identified by dermoscopy (P = 0.019). However, there was no statistical difference in the therapeutic efficacy based on age, sex, type of PWS, and treatment history (P > 0.05), which may be partly attributed to the relatively small sample size or poor cooperation of infant patients. No obvious adverse reactions were observed during the follow-up period. Conclusions HMME-PDT is a very safe and effective treatment for PWSs on the extremities. Multiple HMME-PDT treatments, lesions located in proximal limbs, and PWSs with type I and IV vascular patterns under dermoscopy were associated with higher efficacy of HMME-PDT. Dermoscopy may help predict the clinical efficacy of HMME-PDT. Trial Registration No. 2020KJT085.
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spelling doaj.art-23cc8124a86640dab059fbb7873951ab2023-07-30T11:08:22ZengAdis, Springer HealthcareDermatology and Therapy2193-82102190-91722023-07-011381857187110.1007/s13555-023-00970-8Hemoporfin-Mediated Photodynamic Therapy for Port-Wine Stains on ExtremitiesJie Kang0Jing-jing Liu1Yu-hong Fang2Yan-yan Lin3Wei Gong4Huai-yu Wang5Li-hang Lin6Xue-min Xiao7Department of Dermatology, The Union Hospital–Fujian Medical UniversityDepartment of Dermatology, The Union Hospital–Fujian Medical UniversityKey Laboratory of OptoElectronic Science and Technology for Medicine of the Ministry of Education, College of Photonic and Electronic Engineering, Fujian Normal UniversityDepartment of Dermatology, The Union Hospital–Fujian Medical UniversityKey Laboratory of OptoElectronic Science and Technology for Medicine of the Ministry of Education, College of Photonic and Electronic Engineering, Fujian Normal UniversityDepartment of Dermatology, The Union Hospital–Fujian Medical UniversityDepartment of Dermatology, The Union Hospital–Fujian Medical UniversityDepartment of Dermatology, The Union Hospital–Fujian Medical UniversityAbstract Introduction Pulsed dye laser (PDL) is currently considered to be the first-line treatment for port-wine stains (PWSs) on the extremities despite its less than satisfactory therapeutic efficacy. Hemoporfin-mediated photodynamic therapy (HMME-PDT) is a vascular-targeted therapy that has rarely been used to treat PWSs on the extremities. Here, we evaluate the clinical efficacy and safety of HMME-PDT for the treatment of PWSs on the extremities. Methods Clinical data and dermoscopic images of PWSs on the extremities were obtained from 65 patients who underwent HMME-PDT between February 2019 and December 2022. The clinical efficacy of HMME-PDT was analyzed by comparing the pre- and post-treatment images. The safety of HMME-PDT was evaluated through observation during the treatment period and post-treatment follow-up. Results The efficacy rate of a single HMME-PDT session was 63.0% and that of two and three to six sessions was 86.7% and 91.3%, respectively. A positive correlation was found between therapeutic efficacy and the number of HMME-PDT sessions. The therapeutic efficacy of HMME-PDT was better on the proximal extremities than on other parts of the extremities (P = 0.038), and the efficacy of treating PWSs in each site was relatively improved with an increase of treatment time. The clinical efficacy of HMME-PDT differed across four PWS vascular patterns identified by dermoscopy (P = 0.019). However, there was no statistical difference in the therapeutic efficacy based on age, sex, type of PWS, and treatment history (P > 0.05), which may be partly attributed to the relatively small sample size or poor cooperation of infant patients. No obvious adverse reactions were observed during the follow-up period. Conclusions HMME-PDT is a very safe and effective treatment for PWSs on the extremities. Multiple HMME-PDT treatments, lesions located in proximal limbs, and PWSs with type I and IV vascular patterns under dermoscopy were associated with higher efficacy of HMME-PDT. Dermoscopy may help predict the clinical efficacy of HMME-PDT. Trial Registration No. 2020KJT085.https://doi.org/10.1007/s13555-023-00970-8DermoscopyEfficacy analysisExtremitiesHematoporphyrin monomethyl etherPhotodynamic therapyPort-wine stains
spellingShingle Jie Kang
Jing-jing Liu
Yu-hong Fang
Yan-yan Lin
Wei Gong
Huai-yu Wang
Li-hang Lin
Xue-min Xiao
Hemoporfin-Mediated Photodynamic Therapy for Port-Wine Stains on Extremities
Dermatology and Therapy
Dermoscopy
Efficacy analysis
Extremities
Hematoporphyrin monomethyl ether
Photodynamic therapy
Port-wine stains
title Hemoporfin-Mediated Photodynamic Therapy for Port-Wine Stains on Extremities
title_full Hemoporfin-Mediated Photodynamic Therapy for Port-Wine Stains on Extremities
title_fullStr Hemoporfin-Mediated Photodynamic Therapy for Port-Wine Stains on Extremities
title_full_unstemmed Hemoporfin-Mediated Photodynamic Therapy for Port-Wine Stains on Extremities
title_short Hemoporfin-Mediated Photodynamic Therapy for Port-Wine Stains on Extremities
title_sort hemoporfin mediated photodynamic therapy for port wine stains on extremities
topic Dermoscopy
Efficacy analysis
Extremities
Hematoporphyrin monomethyl ether
Photodynamic therapy
Port-wine stains
url https://doi.org/10.1007/s13555-023-00970-8
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