Seven OLP Lesions developed into carcinoma.The research results sugested that the cancer transformation of OLP was associated with improper treatment and outside stimulation.

• 在这10年中，发现OLP癌变的病例7例，从这7例OLP癌变的病例分析中发现，癌变与不适当的治疗和对外界致癌因素敏感有关。