Pressure ulcers, also referred to as pressure sores, bedsores and decubitus ulcers, can range from a very mild pink coloration of the skin, which disappears in a few hours after the pressure is relieved, to a very deep wound extending to and in very serious cases sometimes through a bone and into internal organs. There are many similarities to burn wounds in terms of the course of injury, but the primary cause of pressure ulcers is unrelieved pressure to the skin, while secondary causes include exposure to cold or skin abrasion. Other contributing factors to the development of pressure...