case_images: PMC5726701_01
case_images: Initial clinical aspect: ulcer affecting almost the whole circumference
  of the left lower limb. A: Lateral view. B:
  Posterior view. C: Medial view
case_images: abd-92-05-s1-0129-g01.jpg
case_images: PMC5726701_01_abd-92-05-s1-0129-g01.jpg
case_images: f1
case_images: A 58-year-old female patient, phototype V, had a painful ulcer for 30 years on the left lower limb, that appeared after trauma to the medial malleolus, of progressive growth followed by edema (Figure 1).
case_images: Healing of the smaller PG ulcers after starting treatment with
  methotrexate and prednisone. A: Anterolateral view.
  B: Lateral view. C: Medial view
case_images: abd-92-05-s1-0129-g02.jpg
case_images: PMC5726701_01_abd-92-05-s1-0129-g02.jpg
case_images: f2
case_images: She had a good response in the PG lesions, but the initial ulcer persisted (Figure 2).
case_images: Current aspect, with increased area of ulceration due to PG activity in
  the border of previous ulcer. A: Lateral view.
  B: Medial view. C: Posterior view
case_images: abd-92-05-s1-0129-g03.jpg
case_images: PMC5726701_01_abd-92-05-s1-0129-g03.jpg
case_images: f3
case_images: In the beginning of 2016, she started treatment with hyperbaric chamber, which is ongoing, together with follow-up for dressings (Figure 3).