Method: On the basis of visual diagnosis, DP diagnosis of skin tumor is carried out, and after histopathological diagnosis, comparison and retrospective analysis are made on the diagnostic results.

• 方法：在临床肉眼诊断的基础上，采用DP法对皮肤肿瘤进行辅助诊断，后经组织病理确诊，将诊断结果进行对照与回顾性分析。