Ear keloid,as a type of keloid,is an tumor-like hyperplasia disease caused by abnormal proliferation of fibroblasts and excessive deposition of collagen in the process of skin wound healing. Hypertrophic keloids often exceed the original edge of injury and affect the beauty. It is commonly seen in clinical practice,mostly due to ear piercing,ear burns or scalds. Due to its extremely complicated pathogenesis,which has not been known completely,the clinical treatment methods and the efficacy and recurrence ra...