OASIS Status for a Pressure Ulcer

 

Pressure ulcers:

(1) any lesion caused by unrelieved pressure resulting in damage to the underlying tissue(s).

(2) usually located over bony prominences

Description	Stage
no ulcer or preceding lesion	0 (NA)
non-blanchable erythema of skin with skin discoloration, edema, induration, warmth and/or hardness	I
partial thickness skin loss with superficial ulcer	II
full thickness skin loss into subcutaneous tissue	III
extensive and deep	IV

 

Pressure ulcer evaluated: most problematic, else most readily observable

 

Terms for healing:

(1) fully granulating/healing

(2) early/partial granulation

(3) non-healing

 

The degree of healing is based on an evaluation of:

(1) the wound bed

(2) avascular tissue

(3) signs or symptoms of infection

(4) the wound edges

(5) failure to improve despite appropriate therapy

(6) appearance of a new pressure ulcer