5. The three dimensional geometry of the volume defects would allow for treatment with lipoaspirate injection so that at least two distinct treated areas could be discerned on gross examination and radiographically (e.g. treated regions are on opposite sides of the face, on lower face versus upper face, or separated by a bony landmark such as zygoma. This would include the ability to treat an uninjured regions with fat grafts in order to obtain symmetry or balance.