Blistering after a burn is due to vascular fluid leakage or subcutaneous tissue edema.
After being burned the permeability of blood vessels will increase, and the fluid oozing from the blood vessels will instantly enter the skin tissues, and this situation will lead to localized swelling and blisters. If the burn is more serious, the skin and subcutaneous tissues, such as muscle, fat, etc. will appear edema, these tissues will also appear exudate, exudate to the tissue space to gather will appear different sizes of blisters.
Blisters after burns generally belong to shallow second-degree burns or deep second-degree burns. The blisters of superficial second-degree burns are of different sizes and the wound is flushed after removing the blisters, while the blisters of deep second-degree burns are smaller and the wound is reddish-white after removing the blisters.
Blisters after burns, it is recommended to go to the regular hospital in time, under the guidance of the doctor for regular treatment.