GLASS LAB · Medical Aesthetics Evidence Index 303 cells · 19,226 papers · 5,969 top-tier evidence

Vascular · Port wine stain

Vascular pigment laser 532 1064 evidence for Port wine stain

B 59.4 / 100 Supported 16 RCT/meta · 36 clinical/observational · 38 case · 204 total
Good evidence · positive conclusion

There is a relatively good level of clinical evidence, and a majority of papers support its effectiveness.

Grade combines the quantity and quality of the research, while direction is a separate signal showing how the papers assess effectiveness.

Includes meta-analysis/SR Median year 2012 Last 5 years 20% Positive results 47% Negative results 32 Korea/Asia 42

Known in Korea as

더마V엑셀V엑셀브이더마V레이저엑셀V 제네시스더마V 싱글/듀얼/트리플

Procedure and brand names vary, but the evidence above applies to the same procedure mechanism.

Key papers

tier1 Clinical Efficacy Study of 755 nm Picosecond Laser Combined With 595 nm Pulsed Dye Laser in the Treatment of Port-Wine Stain. Photodermatology, photoimmunology & photomedicine · 2026 · PMID 41808267

Abstract summary (English) BACKGROUND: Port-wine stain (PWS) is a disfiguring vascular anomaly characterized by persistent cutaneous erythema and progressive tissue hyperplasia. Although pulsed dye laser (PDL) is the first-line treatment and alleviates certain clinical manifestations, incomplete lesion clearance and high recurrence rates persist in some patients, posing significant therapeutic challenges. OBJECTIVE: To evaluate the efficacy...

Journal Article, Randomized Controlled Trial

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tier1 Efficacy and Safety of Lasers in Treating Head and Neck Capillary Malformations: A Systematic Review and Meta-analysis. Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery · 2025 · PMID 40396459

Abstract summary (English) OBJECTIVE: This study aims to comprehensively review and compare the safety and efficacy of commonly used lasers in the management of head and neck capillary malformations (CMs). DATA SOURCES: PubMed, Embase, Cochrane, and Web of Science. REVIEW METHODS: Databases were searched from inception to August 2023.

Journal Article, Systematic Review, Meta-Analysis

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tier1 Evolutionary Trends and Research Focal Points on Port Wine Stains: A Scientometric and Meta-Analysis. Journal of cosmetic dermatology · 2025 · PMID 39918133

Abstract summary (English) BACKGROUND: Despite numerous studies over the past two decades, clinical treatment for port wine stains (PWS) has shown limited progress. Analyzing evolutionary trends and research focal points can illuminate current deficiencies and guide future investigations. We aim to conduct a scientometric analysis and meta-analysis to uncover the historical trajectory, research hotspots, and future directions of PWS.

Journal Article, Meta-Analysis

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tier1 Laser and light-based treatments for port-wine birthmarks - a systematic review and network meta-analysis. Journal der Deutschen Dermatologischen Gesellschaft = Journal of the German Society of Dermatology : JDDG · 2024 · PMID 39668417

Abstract summary (English) Port-wine birthmarks (PWB) are common vascular malformations in infants. Despite various laser and light-based treatments, comparative data on their effectiveness is limited. This study compares different treatments for PWB using a systematic review and network meta-analysis (NMA).

Journal Article, Systematic Review, Network Meta-Analysis

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tier1 The 595-nm Wavelength Pulsed Dye Laser for Pediatric Port-Wine Birthmarks and Infantile Hemangiomas: A Systematic Review. Lasers in surgery and medicine · 2024 · PMID 39682011

Abstract summary (English) INTRODUCTION: The 595-nm wavelength pulsed dye laser (PDL) is well-established in the treatment of vascular lesions. In June 2023, it received FDA clearance for the treatment of port-wine birthmarks (PWB) and infantile hemangiomas (IH) in the pediatric population. OBJECTIVE: Review the evidence regarding the efficacy, safety, and implications of using PDL for management of pediatric PWB and IH.

Journal Article, Systematic Review

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tier1 532-nm potassium titanyl-phosphate laser versus 595-nm pulsed dye laser for port-wine birthmarks: A prospective, randomized, split-side study. Journal of the European Academy of Dermatology and Venereology : JEADV · 2023 · PMID 38794945

Abstract summary (English) BACKGROUND: Pulsed dye lasers (PDL) are currently the first-line treatment of port-wine birthmarks (PWB). Due to high maintenance costs and instable technology, alternative methods are needed. OBJECTIVES: To compare clinical outcomes of a variable-sequenced, long-pulsed 532-nm potassium titanyl-phosphate (KTP) laser and PDL on treating PWB.

Journal Article, Randomized Controlled Trial, Comparative Study

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tier1 Pulsed dye laser and adjuvant topical therapies for the treatment of port-wine stains: A systematic review. Lasers in surgery and medicine · 2023 · PMID 37431532

Abstract summary (English) OBJECTIVES: The current gold standard treatment for port-wine stains (PWS) is pulsed dye laser (PDL). However, multiple treatment sessions may be necessary and complete resolution is often not achieved. Neoangiogenesis can occur soon after treatment and is thought to be a major factor contributing to treatment failure.

Systematic Review, Case Reports, Research Support, Non-U.S. Gov't, Journal Article

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tier1 Complication rates and safety of pulsed dye laser treatment for port-wine stain: a systematic review and meta-analysis. Lasers in medical science · 2023 · PMID 38141129

Abstract summary (English) Pulsed dye laser (PDL) is the most commonly used method for port-wine stain (PWS); however, no studies have reported the safety of PDL. This review aimed to collect and summarize complications reported in relevant literature, assess complication rates in treating PWS with PDL, and explore the relevant influencing factors. A systematic review and meta-analysis were conducted to search for related studies in PubMed,...

Meta-Analysis, Systematic Review, Journal Article

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tier1 Does interval time between pulsed dye laser treatments for port-wine stains influence outcome? A systematic review and meta-analysis. Lasers in medical science · 2021 · PMID 33580846

Abstract summary (English) The pulsed dye laser (PDL) is the standard treatment for port-wine stains (PWS). Maximal improvement occurs after multiple treatment sessions; however, the optimal treatment interval has yet to be determined. The aim of this study was to review whether there is an association between PDL treatment interval and outcome of PWS.

Journal Article, Meta-Analysis, Systematic Review

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tier1 Combination Therapy of Pulsed Dye Laser With Intense Pulsed Light in Port-Wine Stain Treatment: A Prospective Side-by-Side Comparison. Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.] · 2021 · PMID 34448759

Abstract summary (English) BACKGROUND: Pulsed dye laser (PDL) treatment currently represents the mainstream choice for port-wine stain (PWS) treatment in accordance with selective photothermolysis. However, most PWS lesions cannot be removed despite several treatments. Intense pulsed light (IPL) is reportedly an effective alternative to PDL for PWS treatment.

Comparative Study, Journal Article, Randomized Controlled Trial

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