Foot fungus is also clinically known as tinea pedis, generally can be divided into blister type, scaly keratinized type and impregnated vesicular type, so the appearance of each type is also different, such as blister type lesions with blisters; scaly keratinized type with rough skin; impregnated vesicular type with skin impregnated vesicular mainly. 1. Blistering type: it occurs in between the toes, the lateral edge of the foot and other parts of the skin lesions at the beginning of the pinpoint size of the deep in the blisters, blisters inside the liquid is clear, thick wall and shiny, not easy to break. The blisters are clear, with thick and shiny walls, and do not break easily. They can merge to form multi-housed blisters, and the honeycomb base and bright red vesicles can be exposed after the blister walls are torn off, and the phenomenon of desquamation can be seen after drying. 2. Scaly keratinized type: it is easy to appear in the palm and plantar and heel parts, presenting as vesicular skin roughness, thickening, flaking, dry appearance. In winter, it is easy to crack and lead to blood seepage, as well as pain. 3. Impregnated erosion type: it occurs in the toe seams, especially the 3-4, 4-5 toe seams are more common, and mostly occurs in summer. Can be manifested as skin impregnation white, the skin surface is soft and easy to peel off, can reveal red vesicles, and there is oozing, usually accompanied by fissures, accompanied by obvious itching symptoms. If the erosion surface secondary infection, can also be accompanied by odor. Therefore, when the above abnormal symptoms, it is necessary to consider the existence of the phenomenon of foot odor, and need to go to the hospital in time.