蛭类动物种类繁多，分布广泛，与人民生产、生活、环保、医药等关系较为密切。在林区、沼泽、池塘及河川地带，能够迅速爬上人畜身体各部位吸血。但迄今为止，蛭类对人体直接危害的报道均为暂时性外寄生，尚未见其钻入人体腔道，并长期生活于其中的报道。本文首次报道一例... Blubber animals are many and widely distributed, and are closely related to people’s production, living, environmental protection and medicine. In the forest, swamps, ponds and river areas, can quickly climb up all parts of human and animal body to suck blood. However, to date, the direct hazards of vermilion to human beings have been reported as temporary ectoparasites, but no reports of their penetration into human cavities and their long-term existence have yet been reported. This article first reported a case ...