Comparison of cardiac computed tomography angiography and transoesophageal echocardiography for device surveillance after left atrial appendage closure. What we see depends on where we are looking from and what we are looking for

EuroIntervention 2019;15:650-651. DOI: 10.4244/EIJV15I8A119

David Holmes
David R. Holmes Jr1, MD; Mohamad Alkhouli1, MD
1. Department of Cardiovascular Diseases, Mayo Clinic, Rochester, MN, USA

Left atrial appendage occlusion (LAAO) for the prevention of cardioembolic strokes in patients with non-valvular atrial fibrillation (NVAF) is being performed with increasing frequency1,2. Although there is only one device approved in the USA, European and other countries have the advantage that several devices are either undergoing clinical testing or are already approved. As the field evolves, now that procedural safety issues have been largely resolved and long-term efficacy established, two items have become of increasing concern – device-related thrombus (DRT) and residual leak. Both were described early in the field but have now been accorded more interest because ...

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