What characteristic is associated with partial-thickness burns?

Partial-thickness burns, also known as second-degree burns, involve damage to the epidermis as well as the dermis, which is the underlying layer of skin. One of the hallmark characteristics of partial-thickness burns is the presence of blisters and weeping.

The formation of blisters occurs because the damage to the dermal layer leads to fluid accumulation between the epidermis and dermis, creating these fluid-filled sacs. This fluid is typically serum, which leaks out due to inflammation and cellular damage. Weeping, or the secretion of fluid, can also occur as a result of the damaged blood vessels, which allows plasma to escape into the surrounding tissue. The presence of these characteristics indicates the depth of injury and helps in differentiating partial-thickness burns from other types of burns.

In contrast to partial-thickness burns, full-thickness burns would appear completely burnt and charred, while superficial burns would present as intact skin. The area surrounding partial-thickness burns is often painful due to nerve endings being intact, which sharply contrasts with full-thickness burns that may be numb and pain-free due to complete nerve damage.