How to distinguish between eczema or beriberi on the feet

Eczema and beriberi on the feet are sometimes difficult to distinguish. Beriberi is generally more common in the small toe seam, can show erosion, scaling and blisters, accompanied by itching. Eczema is all the toes may show, itching may be more serious, severe when there may be exudation, performance for yellow water. If the naked eye is difficult to distinguish, you can go to the hospital to do fungal microscopy, that is, take a little dander under the microscope to observe, if you can see fungi, you can be sure it is tinea pedis, if you can not find fungi or spores, then support the diagnosis of eczema.