The unique keloid growth characteristics and clinical performance are considered to be benign for tumor formed after wound healing by many scholars. Fibroblasts are key effector cells in the-process of forming scar. 具有独特生长特性以及临床表现的瘢痕疙瘩,被众多学者视为一种创伤愈合后形成的良性肿瘤,成纤维细胞是瘢痕形成过程中的关键效应细胞。