pressure

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Pressure necrosis of the foot, caused by unsuitable perches.
Sitz baths are wonderful in this situation, and make sure the child lies on an air-filled doughnut to prevent pressure necrosis of the external genitalia," he said.
The MAX-FAST sensor maintains stronger signal quality compared with ear sensors, which may cause pressure necrosis and are subject to vasoconstriction.
3,4) The long-term presence of a nasogastric tube in the esophagus just behind the trachea might contribute to pressure necrosis and increased chance of fistula formation.
When multiple individual magnets are ingested, they can conglomerate in different segments of bowel causing pressure necrosis, perforation and/or fistula formation anywhere along the gastrointestinal tract.