Fig. 1

A Nodular shadow in the dorsal segment of the lower lobe of the left lung (red arrow). B Nodular shadow in the basal segment of the lower lobe of the left lung (red arrow). C An irregular patchy area of slightly lower density in the right temporal lobe with unclear and blurred boundaries(red arrow). D Modified four-chamber view: a thrombus traversing the unsealed septal PFO (red arrow), and enlargement of the right ventricle. E. Modified right ventricular outflow tract view: Color Doppler imaging showing a filling defect at the end of the pulmonary artery, suggestive of a thrombus (red arrow). LA: Left Atrium, RA: Right Atrium, RV: Right Ventricle. PFO: Patent Foramen Ovale. PA: Pulmonary Artery, Ao: Aorta