An 8/6mm amplatzer duct occluder (ado) was positioned in the patient.Before the ado was detached from the delivery cable, a trans-thoracic echo (tte) confirmed the position of the ado and the device was released.However, right after the ado was released from the delivery cable the retention skirt of the ado was found protruding into the aorta as confirmed by tte and angiography.There was little difference between the pressure gradients in the ascending and descending aorta but the physician was dissatisfied with positioning and percutaneously retrieved the ado.
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