Ischemia(12) Infection(11) COVID-19(11) Patient(10) limb(9) thrombosis(9) surgical(7) COVID-19 infection(7) pandemic(6) Vascular(6) Coronavirus disease 2019(5) described(5) COVID-19 pandemic(5) positive(5) Coagulopathy(5) patient with COVID-19(5) outcome(5) retrospective(4) arterial(4) age(4) Laboratory tests(4) Admission(4) Complication(4) acute respiratory syndrome(4) Characteristics(4) coronavirus(4) surgery(4) SARS-CoV-2(3) reported(3) multicenter(3)