The specific differences between beriberi and eczema are as follows: 1. Different etiology: beriberi is a fungal disease, mainly first between the toes, especially between the third and fourth or fourth and fifth toes, erosion, rupture, there will be blisters, if left untreated for a long time, there will be excessive thickening of the skin on the bottom of the feet. Eczema can be treated with oral desensitizing medications such as glycopyrrolate tablets and olopatadine hydrochloride tablets, as well as a mixture of mometasone furoate cream and urea vitamin E cream for topical application. Therefore, for the differences between foot odor and eczema, it is recommended that patients go to a regular hospital and see a professional dermatologist for laboratory tests, which can be done for fungal cultures of the feet and for allergen testing to guide clinical treatment.