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Table 1 Characteristics of the ultrasound settings used for the two contrast agents

From: Endocardial border delineation capability of a novel multimodal polymer-shelled contrast agent

CA Contrast sequence Frequency (MHz) MI
Polymer-shelled CA Power pulse inversion 1.6/3.2 0.89–0.93
SonoVue Power modulation 1.6/3.2 0.39
  1. CA = contrast agent, MI = mechanical index.