Fomes fomentarius is a medicinal mushroom belonging to a family of Polyporaceae. The water extract of the fruiting body is usually used for the treatment of esophageal cancer, gastric cancer and uterine cancer. 木蹄层孔菌是一种多孔菌科的药用高等真菌,其子实体水煎服用于治疗食管癌、胃癌、子宫癌。