Treatment-Resistant Acute Upper Limb Ischemia in a Patient With Systemic Lupus Erythematous and Concomitant SARS-CoV-2 Infection: A Case Report.

To describe the case of a young female patient, affected by Systemic Lupus Erythematous, hospitalized for severe SARS-CoV-2 infection pneumonia and presenting a treatment-resistant acute upper limb ischemia. Two days after hospital admission, the patient suffered sudden right upper limb pain associated with mild functional impairment. At physical examination, radial and ulnar pulses were absent, and no flow signal was detected at duplex ultrasound scan.