January 2009, Volume 39 Number 1 , p 61 - 61
Hess, Cathy Thomas RN, CWOCN, BSN
Issue: Volume 39(1), January 2009, p 61 Publication Type: [… & more: WOUND & SKIN CARE] Publisher: © 2009 Lippincott Williams & Wilkins, Inc. Institution(s): Cathy Thomas Hess is president and director of clinical operations for Wound Care Strategies, Inc., in Harrisburg, Pa. Adapted from Hess CT. Managing tissue loads. Adv Skin Wound Care. 2008;21(3):144.
PRESSURE ULCERS remain the biggest challenge wound care practitioners face today. In most cases, pressure ulcers develop when soft tissue is compressed between a bony prominence (such as the sacrum) and an external surface (such as a mattress or the seat of a chair) for a prolonged period. Pressure—applied with great force for a short period or with less force over a longer period—disrupts blood supply to the capillary network, impeding blood flow to the surrounding tissues and depriving tissues of oxygen and nutrients. This leads to local ischemia, hypoxia, edema, inflammation, and, ultimately, cell ...