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Figure 4: Transthoracic echocardiogram image from the subcostal plane showing patent foramen ovale (marked with asterisk) with atrial level right-to-left shunt. RA: Right atrium, LA: Left atrium, RV: Right ventricle, LV: Left ventricle

Figure 4: Transthoracic echocardiogram image from the subcostal plane showing patent foramen ovale (marked with asterisk) with atrial level right-to-left shunt. RA: Right atrium, LA: Left atrium, RV: Right ventricle, LV: Left ventricle