Photography for Wound Management Figure 1. Epithelialising tissue in the site of a previous abscess. Figure 2. Granulating tissue (circled) in a diabetic foot ulcer. Figure 3. Sloughy tissue (white and yellow areas) in a skin graft site. Figure 4. Necrotic tissue (black areas under skin surface) on a previous degloving site. Figure 5. Illustration of skin layers and the underlying structures. clinical photography, design and video in healthcare page 7