Merck Manual

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Pressure necrosis complication caused by excessively tight bandage
Pressure necrosis complication caused by excessively tight bandage
Pressure necrosis complication caused by excessively tight bandage

Circles identify the area of full thickness pressure necrosis (red circle) and the area with superficial necrosis, swelling, and moisture-associated skin damage.

Courtesy of Dr. Kevin Winkler.