January 2020 in “International Journal of PharmTech Research” This case report describes a patient with untreated lepromatous leprosy developing Lucio's phenomenon, highlighting difficulties in distinguishing it from erythema nodosum leprosum with vasculonecrotic lesions.
This study examined 144 patients with COVID-19 in Guatemala and found a significant link between skin manifestations, especially those with vasculonecrotic damage, and a higher likelihood of severe to critical illness.
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February 1977 in “Archives of Dermatology” This study reports that 14 of 19 patients with erythema nodosum leprosum had C3 deposits in vessel walls when examined using direct immunofluorescence.
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February 2010 in “Journal of The American Academy of Dermatology” This case report details a 31-year-old woman with a subcutaneous nodule on her hand characterized by necrosis and lymphocytic infiltrate.