On August 6, the pustule was flat and dry. The eschar dropped off two days later, leaving a shallow ulcer. The patient returned to work on August 10; the wound was completely healed by August 12.

The National Pressure Ulcer Advisory Panel redefined the definition of a pressure ulcer and the stages of pressure ulcers in 2007, including the original 4 stages and adding 2 stages on deep tissue ...

On examination, the left buttock decubitus ulcer had a black eschar with foul smell (Figure 1). Surgical consultation was placed; the patient underwent computed tomography scan of the pelvis ...