Blisters on the feet can form as a result of eczema, contact dermatitis, fungal infection or viral infection.
1. Eczema. An allergic reaction disease, manifested as skin erythema, papules, blisters, symmetrically distributed, unclear boundary, accompanied by itching.
2. Contact dermatitis. Caused by contact with allergens, localized blisters or blisters, clear boundaries, accompanied by itching or burning pain.
3. Fungal infection. Localized blistering of the skin, can also be vesicles oozing or flaking, positive fungal examination.
4. Viral infections. Commonly, there are hand, foot and mouth disease, herpes simplex and so on. Hand, foot and mouth disease is characterized by white blisters with a red halo around them, and herpes simplex is characterized by clustered blisters that are itchy or painful.
For blisters on the feet, you can visit a dermatologist.