Abstract
Acute peripheral arterial thrombosis can be threatening to life and limb. Dissolution of the thrombus local catheter-directed intra-arterial infusion of fibrinolytic agents such as urokinase is the standard therapy for thrombosis; however, this method is time-intensive, and amputation of the affected limb is still needed in 10–30% of cases. Furthermore, thrombolytic therapy carries the risk of bleeding complications. The use of small gas-filled bubbles, or ultrasound contrast agents (UCAs), in combination with ultrasound has been investigated as an improved thrombolytic therapy in acute coronary and cerebral arterial thrombosis. The authors describe a porcine model of acute peripheral arterial occlusion to test contrast-enhanced sonothrombolysis approaches that combine ultrasound, UCAs and fibrinolytic agents and recommend a strategy for preventing severe allergic reactions to UCAs in the pigs.
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Nederhoed, J., Slikkerveer, J., Meyer, K. et al. Contrast-enhanced sonothrombolysis in a porcine model of acute peripheral arterial thrombosis and prevention of anaphylactic shock. Lab Anim 43, 91–94 (2014). https://doi.org/10.1038/laban.438
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DOI: https://doi.org/10.1038/laban.438
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