melasma
Conditions
Sponsors
West China Hospital, Sichuan University
Eligibility
Sex/Gender
All
Age
18 Years to 90 Years
Inclusion criteria
Inclusion criteria: 1.Diagnosed with rosacea by a dermatologist according to established national or international diagnostic criteria; 2.Completion of a standardized rosacea-specific assessment questionnaire; 3.Availability of complete and evaluable facial imaging data in the VISIA system; 4.Age >=18 years.
Exclusion criteria
Exclusion criteria: 1.Concomitant, clearly diagnosed facial pigmentary disorders (e.g., lentiginous nevus, café-au-lait macules); 2.Predominant post-inflammatory hyperpigmentation (e.g., following cosmetic or aesthetic procedures) that does not meet the clinical and imaging criteria for melasma; 3.Poor-quality imaging data or inability to complete image assessment.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| VISIA testing;Clinical Erythema Assessment;Investigator Global Assessment; | — |
Countries
China
Contacts
Public ContactJiang Xian
West China Hospital of Sichuan University
Outcome results
None listed