case_images: PMC7550948_01
case_images: Dermatomyositis with V sign: infiltrated coalescing erythemato-violaceous papules on
  upper chest.
case_images: 10.1177_2050313X20961977-fig1.jpg
case_images: PMC7550948_01_10.1177_2050313X20961977-fig1.jpg
case_images: fig1-2050313X20961977
case_images: Infiltrated erythemato-violaceous plaques were noted on peri-orbital regions, face, upper chest, upper back, extensor arms and dorsal fingers' joints (Figures 1 and 2).
case_images: Dermatomyositis with Gottron papules: erythematous papules on dorsal fingers' joints,
  and periungueal telangiectasias with cuticular dystrophy most prominent on bilateral
  fourth fingers.
case_images: 10.1177_2050313X20961977-fig2.jpg
case_images: PMC7550948_01_10.1177_2050313X20961977-fig2.jpg
case_images: fig2-2050313X20961977
case_images: Infiltrated erythemato-violaceous plaques were noted on peri-orbital regions, face, upper chest, upper back, extensor arms and dorsal fingers' joints (Figures 1 and 2).
case_images: A hematoxylin phloxine saffron-stained section at 20x magnification shows atrophic
  epidermis, vacuolar interface dermatitis and perivascular lymphocytic infiltrates.
case_images: 10.1177_2050313X20961977-fig3.jpg
case_images: PMC7550948_01_10.1177_2050313X20961977-fig3.jpg
case_images: fig3-2050313X20961977
case_images: Skin biopsy showed vacuolar interface dermatitis, perivascular lymphocytic infiltrates without adnexal involvement, and increased dermal mucin (Figures 3 and 4).
case_images: Staining with blue alcian (pH: 2.5) at 20x magnification highlights increased dermal
  mucin deposition.
case_images: 10.1177_2050313X20961977-fig4.jpg
case_images: PMC7550948_01_10.1177_2050313X20961977-fig4.jpg
case_images: fig4-2050313X20961977
case_images: Skin biopsy showed vacuolar interface dermatitis, perivascular lymphocytic infiltrates without adnexal involvement, and increased dermal mucin (Figures 3 and 4).