Itchy small blisters on the back of the feet in summer may be caused by eczema, blister-type athlete’s foot as well as sweat herpes.
1. Eczema: is a kind of inflammatory skin disease, the cause is still unclear, may be related to abnormal immune function, environmental climate change and other reasons. Eczema on the feet is easy to damage the skin on the back of the feet, leading to symptoms such as small blisters on the back of the feet in summer which are very itchy.
2. Blistering tinea pedis: mostly due to fungal infections and other reasons, some patients appear itchy back of the feet with a lot of small blisters, may be related to blistering tinea pedis, because the typical symptoms of this disease after the onset of blisters, itching and other undesirable symptoms of the feet.
3. Sweat herpes: the back of the feet itch a lot of small blisters may also be caused by sweat herpes, sweat herpes is a common blistering skin disease, mostly involving the hands and feet, the etiology and pathogenesis is still unclear, may be due to psychiatric factors, allergic to the body and other reasons.
Therefore, in response to the symptoms of small blisters on the back of the feet in the summer is very itchy, it is recommended that the patient to the regular hospital, under the guidance of the dermatologist, the appropriate examination to guide the treatment.