Blisters are fluid-filled sacs that often form on the skin as a result of friction, burns, or other types of trauma. While most blisters will heal on their own without any complications, there are some instances where the blister may turn into a hard lump.
There are several reasons why a blister may turn into a hard lump. One possible reason is that the fluid inside the blister may become infected. If this happens, the body will respond by sending white blood cells to the area to fight off the infection. The white blood cells will then release chemicals that cause inflammation, which can lead to the formation of a hard lump. In some cases, the lump may even become red and painful.
Another possible reason why a blister may turn into a hard lump is that the skin underneath the blister may have been damaged. When a blister forms, it creates a protective barrier over the damaged skin. If the skin underneath the blister is not able to heal properly, it may lead to the formation of scar tissue, which can cause the blister to become hard and lumpy.
Additionally, the body's natural healing process may also contribute to the formation of a hard lump. As the body heals from the blister, it may produce excess collagen, a protein that gives skin its structure. If too much collagen is produced, it can cause the skin to become thick and hardened, resulting in the formation of a hard lump.
Finally, certain medical conditions, such as autoimmune disorders or infections, may also cause blisters to turn into hard lumps. In these cases, the immune system may mistakenly attack healthy skin cells, leading to the formation of blisters that eventually turn into hard lumps.
There are several possible reasons why a blister may turn into a hard lump. These may include infection, damage to the skin underneath the blister, excess collagen production during the healing process, or underlying medical conditions. If you have a blister that is turning into a hard lump, it is important to seek medical attention to determine the underlying cause and receive appropriate treatment.