SARS-CoV-2 infection can manifest many rashes. However, thrombotic retiform purpura rarely occurs during COVID-19 illness. Aggressive anti-COVID-19 therapy with a high-dose steroid regimen led to rapid recovery. This immunothrombotic phenomenon likely represents a poor type 1 interferon response and complement activation on the endothelial surface in response to acute infection.
Keywords: COVID‐19; SARS‐CoV‐2; acral lesions; chilblains; exanthema; purpura; vasculitis.
© 2022 The Authors. Clinical Case Reports published by John Wiley & Sons Ltd.