henoch-schoenlein purpura following severe acute respiratory syndrome coronavirus-2 infection: a case report

Introduction: as the novel coronavirus pandemic continues to affect people worldwide, immune-mediated inflammatory syndromes related to this virus have been reported. sars coronavirus-2 infection disease (covid-19)may accompany various cutaneous symptoms, such as viral exanthems or wheels. these symptoms may occur at the early course of the disease or after that. cutaneous symptoms of covid-19 usually have a favorable outcome. case presentation: we presented a rare case of inpatient covid-19 pneumonia, who developed a purpuric rash, abdominal pain, and hematuria. his dermal histopathological study revealed small-vessel vasculitis. we diagnosed henoch–schoenlein purpura based on clinical and histopathological findings and treated him with intravenous dexamethasone followed by oral prednisolone. the purpuric rashes disappeared in two weeks. conclusions: cutaneous manifestation of covid-19 is usually diffuse maculopapular rashes. other presentations include vesicular rashes and acral cyanosis. dermal histopathological study in most patients with covid-19 who developed cutaneous symptoms revealed perivascular inflammation and microthrombus in some cases. thus, covid-19 should be considered in any patient with a new onset of cutaneous symptoms.