case_images: PMC7238323_01
case_images: Images of the right foot before and after protocol with sildenafil citrate and PDT, showing the consequences of the treatment due to improvements in blood perfusion and wound healing. Methods and protocols have been described previously.
case_images: CRIM2020-4065452.001.jpg
case_images: PMC7238323_01_CRIM2020-4065452.001.jpg
case_images: fig1
case_images: After 5 PDT sections, feet lesion healed and the patient regained his colored feet and reported no pain (Figure 1).
case_images: PMC7238323_02