He has the expertise in orthopedics, radiology, Sports medicine, dermatology, and reconstructive surgery. Some of the conditions that podiatrists treat are ankle injuries, bunions, calluses, neuromas, running injuries, and toe deformities. They are often the first health professionals to diagnose vascular problems that have previously gone unrecognized. Podiatrists also contribute significantly to the areas of diabetic foot care, arthritic foot care, and wound healing.