Melasma
Conditions
Interventions
755-nm picosecond alexandrite laser treatment group:Treatment of melasma lesions with 755-nm picosecond alexandrite laser
Control group:1064nm laser
Sponsors
West China Hospital, Sichuan University
Eligibility
Sex/Gender
All
Age
30 Years to 50 Years
Inclusion criteria
Inclusion criteria: Patients with clinically confirmed chloasma skin disease; The patient has read the instructions for the subject, and is willing and able to treat according to the requirements of the protocol and seek timely follow-up; Patients who have signed a written informed consent form; Patients under the age of 18 who have obtained the informed consent of their legal guardian.
Exclusion criteria
Exclusion criteria: Facial active herpes simplex and warts, or those with skin damage; Known allergic individuals who are intolerant to laser therapy; Those who have taken photosensitizer drugs orally within 4 weeks before enrollment; Patients who have received any treatment such as filling injection or thread embedding in the treatment area one year before enrollment; Pregnant or lactating women; Female patients taking oral contraceptives; Individuals with abnormal liver function, renal function, or other systemic diseases; Those with high expectations for treatment effectiveness
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Non invasive skin testing; | — |
Secondary
| Measure | Time frame |
|---|---|
| Skin Disease Quality of Life Questionnaire;Facial photography; | — |
Countries
China
Contacts
Public ContactYong Li
West China Hospital, Sichuan University
Outcome results
None listed