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consensus conference and their comments were used to create the final definitions. Pressure Ulcer Definition. A pressure ulcer is localized injury to the skin and/or underlying tissue usually over a bony prominence, as. a result of pressure, or pressure in combination with shear.
Stage I pressure ulcers differ from reactive hyperemia (increased bloodflow to an area after a period of ischemia) in that reactive hyperemia will typically resolve itself within 3/4 the time of ischemia and will blanche when pressure is applied. Symptoms: