According to diabetes.org, 33 per cent of diabetics experience skin complications at some time in their lives. Diabetic skin complications, including blisters, are a result of nerve damage, blood vessel damage or dehydration from chronic high blood glucose.
Also known as bullosis diabeticorum or diabetic bullae, the blisters usually appear on the legs and arms. Unlike the commonly occurring skin blisters, diabetic blisters do not leave any mark or scar when they disappear.
There is no known cause of diabetic blisters. The following are the possible reasons why they occur:
[Read: Why do Diabetics have Dry Skin?]
Unlike other blisters, diabetic blisters are large in size, irregular-shaped and contain clear sterile liquid. Besides appearing on the legs and feet, these may occur on the fingers or on backs of the hands. Sometimes, the diabetic blisters may appear like a burn with a burning sensation or a twinge of discomfort.
[Read: Management of Type 2 Diabetes]
Measures to Treat and Prevent Diabetic Blisters
In most cases, diabetic blisters heal by themselves i.e. without any medical intervention within two to four weeks. If they burst open, the doctor may prescribe an antibiotic ointment to help dry the blister. It is because there is a chance of the blister getting infected when left untreated that a doctor prescribes antibiotics and medicines.
Health experts recommend keeping blood sugar levels within normal range to prevent diabetic blisters and other skin problems. It is essential to fuel the cells in the bloodstream by massaging different parts of the body, especially the feet and hands regularly to keep skin complications at bay.
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