AngioJetÂ® rheolytic thrombectomy for acute superficial femoral artery stent or femoropopliteal by-pass thrombosis
AbstractThrombosis of superficial femoral artery (SFA) nitinol stents or polytetrafluoroethylene (PTFE) femoropopliteal bypass grafts after discontinuation of antiplatelet therapy is an emergent clinical challenge of acute limb ischemia (ALI), requiring immediate percutaneous intervention. Currently, there is no evidence-based approach for the management of such complications. We describe the cases of two patients presenting with ALI due to nitinol stent thrombosis after discontinuation of antiplatelet therapy and the case of a patient presenting with ALI due to PTFE femoropopliteal graft thrombosis in which limb salvage was obtained by AngioJetÂ® rheolytic thrombectomy and re-stenting. In both cases, the thrombus was successfully removed using the Possis AngioJetÂ® mechanical thrombectomy catheter and percutaneous transluminal angioplasty (PTA) was performed to recanalize two femoropopliteal nitinol stents and a femoropopliteal PTFE graft. In both cases, optimal angiographic result was obtained. To the best of our knowledge, these are the first three cases reporting the use of the AngioJet rheolytic thrombectomy in ALI due to stent or graft thrombosis. Taken together, these cases suggest that AngioJetÂ® rheolytic thrombectomy might represent a novel effective strategy in the percutaneous treatment of stent or graft thrombosis determining ALI.
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