Fig. 4From: Reduction of venous air embolism in coronary computed tomography angiography using a modified method of saline test injectionRepresentative patientsNotes: ① A bubble-shaped air embolus in the right atrium (arrow) as shown by CCTA examination; ② A bubble-shaped air embolus in the right ventricle (arrow) as shown by CCTA examination; ③ A bubble-shaped air embolus in the main pulmonary artery (arrow) as shown by CCTA examination; ④ A bubble-shaped air embolus in the superior vena cava (arrow) as shown by CCTA examination. CCTA, coronary computed tomography angiographyBack to article page