case_images: PMC5726677_01
case_images: Painful net-like skin lesions were observed on all extremities on the
  first visit
case_images: abd-92-05-s1-0053-g01.jpg
case_images: PMC5726677_01_abd-92-05-s1-0053-g01.jpg
case_images: f1
case_images: A 39-year-old woman consulted at our clinic complaining of painful multiple subcutaneous nodules with net-like appearance on her extremities for one year (Figure 1).
case_images: Leukocytoclastic vasculitis in subcutis with infiltration of neutrophils
  and lymphocytes with nuclear dust, fibrin deposition and partial
  thrombotic occlusion was detected (Hematoxylin & eosin stain
  X100)
case_images: abd-92-05-s1-0053-g02.jpg
case_images: PMC5726677_01_abd-92-05-s1-0053-g02.jpg
case_images: f2
case_images: A skin biopsy specimen from a subcutaneous erythematous nodule of the thigh revealed necrotizing vasculitis (Figure 2).
case_images: Refractory skin depressions and pigmentation along the involved arteries
  remained as sequel
case_images: abd-92-05-s1-0053-g03.jpg
case_images: PMC5726677_01_abd-92-05-s1-0053-g03.jpg
case_images: f3
case_images: However, many refractory skin depressions and pigmentation along the involved arteries remained as sequel (Figure 3).