A lot of large blisters on the feet may be related to herpetic pemphigoid, pemphigus, skin friction, etc., and need to be analyzed specifically according to the symptoms.
1. Herpetic pemphigoid: it is a kind of autoimmune subepidermal pemphigoid that develops in the elderly. The cause of the disease is not known. Elderly patients with different types of dementia, Parkinson’s disease, cerebrovascular disorders and epilepsy are more likely to develop it. Typical lesions are tense blisters or blisters appearing on the basis of normal-appearing skin or erythema, with thicker blister walls in the form of hemispheres.
2. Pemphigus: a group of autoimmune chronic herpetic skin diseases caused by epidermal cell laxity. Characterized by flaccid blisters or blisters on the skin and mucous membranes, the blisters are easy to break and present vesicles.
3. Skin friction: If you wear shoes that are too tight, repeated friction between the skin of the feet and the shoes may lead to damage to the skin of the feet, blisters of varying sizes and pain, and in severe cases, blood blisters may be formed.
There are a lot of large blisters on the feet, the cause is more, it is recommended that the patient timely consultation, a clear diagnosis, follow the doctor’s instructions standardized treatment.