Pressure sore is a badly and slowly healing wound caused by a hypoperfusion of the skin and/or the subcutaneous tissue. Ulcera typical for pressure sore derive from compressive-ischemic lesions of the tissue whose cause is the unphysiologically high pressure on all tissue layers, including the blood vessels. Pressure sore is not regarded as stand-alone disease, but in general, immobility is the cause.
Classification in degrees of severity:
Responsible and careful nursing is the best strategy to avoid the disease. Exact documentation of nursing process and existing pressure sores (exact description, fotos) take an important role, too. The necessary specific measures are summarized under the term "pressure sore prevention".
Norton or Braden scales aid the estimation of the pressure sore risk.