case_images: PMC10837820_01
case_images: Skin lesion of the ankle presenting as an ulcer
case_images: cureus-0016-00000051642-i01.jpg
case_images: PMC10837820_01_cureus-0016-00000051642-i01.jpg
case_images: FIG1
case_images: According to the clinical assessment, the skin lesion started to show small redness around the ankle skin, which was black in the center presenting the appearance of an ulcer with a necrotic center and erythematous borders, affecting just the top layers of the skin (the epidermis) (Figure 1).
case_images: Skin lesion disappeared after disinfection of the ankle
case_images: cureus-0016-00000051642-i02.jpg
case_images: PMC10837820_01_cureus-0016-00000051642-i02.jpg
case_images: FIG2
case_images: During the preparation and placement of the electrodes on the legs, and while the doctor disinfected the ankle with water, the skin lesion disappeared immediately and the 'ulcer' was completely washed away by water (Figure 2).