网状纤维染色对于鉴别来源于上皮组织和间叶组织的恶性肿瘤具有重要的诊断价值。Foot法是一种较常用的方法。但在应用过程中染色步骤多、费时,且效果不理想。我们对此法进行了改良,收到了较好的染色效果。 Reticular fiber staining for the identification of malignant tumors derived from epithelial and mesenchymal tissue has important diagnostic value. Foot method is a more common method. However, in the application process dyeing steps, time-consuming, and the effect is not satisfactory. We have made improvements to this method and received better dyeing results.