Atrophic acne scar
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Meet the diagnostic criteria for acne depressed scar; 2. Boxcar scar, Rolling scar; 3. Facial (range: below the hairline, above the lower edge of the mandible, and in front of the ears) acne has been cured, the atrophic acne scar is stable for about 6 months; 4. The age is between 18-50 years old; Men and women are not limited.
Exclusion criteria
Exclusion criteria: 1. Receive other treatments for acne pitting scars within 3 months before treatment; 2. Persons with previous mental disorders, severe psychological disorders, and other important organ diseases who cannot be followed up for a long time; 3. Women in preparation for pregnancy, pregnancy, and lactation; 4. Patients allergic to lidocaine; 5. Patients with allergies such as collagen.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Acne Scar Assessment Scale (ASAS);ECCA grading scale;Self-satisfaction survey; | — |
Countries
China
Contacts
Dermatology Hospital of Southern Medical University