References
  1. Bouaziz JD, Duong TA, Jachiet M, et al. Vascular skin symptoms in COVID-19: a French observational study. J Eur Acad Dermatol Venereol . 2020; 34(9):e451-e452.
  2. Kim DH, Seo SH, Ahn HH, Kye YC, Choi JE. Characteristics and Clinical Manifestations of Pigmented Purpuric Dermatosis. Ann Dermatol . 2015; 27(4):404-410.
  3. Zaballos P, Puig S, Malvehy J. Dermoscopy of pigmented purpuric dermatoses (lichen aureus): a useful tool for clinical diagnosis. Arch Dermatol . 2004; 140(10):1290-1291.
  4. Wollina U. Schamberg-like purpuric eruptions and tonsillitis in mild COVID-19. Dermatol Ther . 2020; 33(4):e13766
  5. Criado PR, Abdalla BMZ, de Assis IC, van Blarcum de Graaff Mello C, Caputo GC, Vieira IC. Are the cutaneous manifestations during or due to SARS-CoV-2 infection/COVID-19 frequent or not? Revision of possible pathophysiologic mechanisms. Inflamm Res . 2020; 69(8):745-756.