The classification for pressure ulcers of Yarkony, Kirk, et al is intended to provide a complete description of pressure ulcers and their healing. The authors are from Chicago, Illinois.
Appearance of Pressure Site
Additional Finding
Grade
red area (erythema) without ulceration
1
present > 30 minutes but < 24 hours
1A
present >= 24 hours
1B
epidermis and/or dermis ulcerated with no subcutaneous fat observed
2
subcutaneous fat but no muscle observed
3
muscle and/or fascia observed; no bone observed
4
bone observed, but no involvement of joint space
5
involvement of joint space
6
Grade 1 lesions are areas where preventive care may prevent further deterioration to overt ulceration.
If eschar is present, then debridement may be necessary to determine the extent of the ulceration.
"Pressure ulcer healed" indicates that a pressure ulcer had been present but is now healed. A healed ulcer is at potential risk for recurrence.
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