Does the advantage of transcutaneous oximetry measurements in diabetic foot ulcer apply equally to free flap reconstruction?

Figure 8 Schematic illustration of the increase in a subpapillary arteriovenous shunt in diabetic patients. A: Cross-sectional structure of the skin; the subpapillary plexus is located in the lower layer of the epidermis; B: In a patent with diabetes, arteriovenous shunt is increased, and periphery blood flow is reduced.