It is commonly called a bruise. Ecchymosis is different from a hematoma, which is a swollen, discolored area of clotted blood. Both conditions are caused by traumatic injury. Ecchymosis can occur ...
Eventually there is bleeding beneath the nail plate. Since the nail stays in place, blood collects beneath it and a hematoma forms. The increased pressure beneath the nail plate results in ...
Dried blood under the fingernail can happen when an injury causes bleeding under the nail. This is medically known as subungual hematoma. These bleeds can result in darkened discoloration, such as ...