A blood blister is a type of blister that develops when blood vessels are damaged near the surface of the skin. Blood blisters form after a pinching or bruising injury that does not actually break the skin. Since the blood cannot escape through an open wound, it collects needs a bubble under the surface of the skin.
Blood blisters are very similar to friction blisters. They usually do not require medical treatment. The blister will heal on its own within 3 to 7 days.
Causes and symptoms of blood blisters
Blood blisters are caused by a rupture of the blood vessels near the surface of the skin. This rupture develops from injuries that pinch the scan, like getting your toe caught in a door. Blood blisters are also caused by severe force from taking someone heart were stubbing your toe. They may develop also from persistent pressure from inappropriate footwear.
A blood blister can be very painful when it first develops. Blood blisters resemble friction blisters in size and shape; the only difference is they appear darker from the small amount of blood trapped between layers of skin.
Blood blisters treatment
Blood blisters usually do not require medical attention. They are very similar to normal skin. Blisters in the way that the heel. It is best to avoid popping blood blisters; if left alone, new skin will form beneath the blister and they will heal on their own within a week’s time. If a blood blister is accidentally punctured, only a small amount of blood will escape, but the will feel raw an extremely painful.
Blood blisters should be covered with a sterile, soft addressing and wash frequently to keep them clear of irritants. If a blood blister breaks, it should be treated with anti-septic ointments to prevent infection. It is important to leave the skin over a blood blister intact, even if it ruptures. That layer of skin provides natural protection from bacteria.
Blood blisters that fail to heal on their own may require treatment. If there are any signs of infection near the blister like warmth, redness, or inflammation, contact a physician immediately.