The National Pressure Ulcer Advisory Panel redefined the definition of a pressure ulcer and the stages of pressure ulcers in 2007, including the original 4 stages and adding 2 stages on deep tissue ...

Sitting or lying in the same position for too long is a common cause of pressure ulcers. If skin becomes thin, dry or weak due to ageing or disease, pressure ulcers also become more likely. Why are ...

Stage IV pressure ulcers have damage to the fascia, muscle, and bone with deep infections, necrosis, and drainage. [4] ...