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Why do port-wine stains (PWS) on proximal limb respond better to pulsed dye laser (PDL) than distal limb?

Why do port-wine stains (PWS) on proximal limb respond better to pulsed dye laser (PDL) than distal limb?

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1800014670
Enrollment
Unknown
Registered
2018-01-28
Start date
2015-05-01
Completion date
Unknown
Last updated
2018-02-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

port-wine stain

Interventions

distal limb vs proximal limb PWS:pulsed dye laser

Sponsors

Shanghai 9th People's Hospital, Shanghai Jiao tong University, School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
1 Years to 65 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: 1) Aged 0-65 years; 2) healthy patient; 3) Having not accepted any laser or injection treatment in at least 6 months; 4) Having not accepted any oral drugs which will affect blood clotting; 5) Ability and willingness to sign an inform consent form after fully understanding the therapeutic and follow-up strategies.

Exclusion criteria

Exclusion criteria: Exclusion criteria 1) Insufficient pulmonary functions and hepatorenal functions; 2) Patients with fever or WBC less than 2500 / cubic millimeter; 3) The combined use of other drugs which will affect blood clotting; 4) Serious underlying systemic disease requiring treatment until illness either completes therapy or achieves clinical stablility on therapy for at least 6 months before enrolled the study. The systemic diseases include insufficient pulmonary functions(COPD, pneumonia, pulmonary fibrosis and asthma), insufficient cardiac and hepatorenal functions, infection , hemorrhagic tendency, immunologic disease(SLE, urticaria, HIV); 5) Patient who had accepted any laser or injection treatment in 6 months.

Design outcomes

Primary

MeasureTime frame
efficacy;

Countries

China

Contacts

Public ContactWenhsin Yu

Shanghai 9th People's Hospital, Shanghai Jiao Tong University, School of Medicine

860382817@qq.com+86 15618690545

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026