Wound natural healing in treatment of tumor-like hypertrophic scar

Background: surgical sutures,wound tension,additional skin incisions and other factors may result in recurrence of tumor-like scar. objective: to investigate the role of wound natural healing therapy in tumor-like hypertrophic scar. methods: in this study,tumor-like hypertrophic scars of 47 cases were excised completely and the residual wounds were treated with natural healing. the short-term and long-term effects of treatment were evaluated. results: all cases were successfully cured by natural healing therapy. the healing time of the maximum wound (80mm × 20mm) and the minimal wound (5mm× 5mm) was 25 days and 7 days respectively. the size of new skin scars ranged from 3mm to 11 mm. clinical followed-up was performed in 34 cases for 36 months. among them,no recurrence happened in 31 cases and new scar size ranged from 2mm to 8mm,while local recurrence happened in 3 cases whose scar size were less than 5 mm. study limitations: the cure rate of the therapy was 91.2%. conclusion: the wound natural healing therapy is effective in treating tumor-like hypertrophic scar,which can prevent recurrence and has good cosmetic results. © 2017 by anais brasileiros de dermatologia.