PMC2796441_01
Passage of the contrast into the right atrium via coronary sinus on apical 4 chamber view of transthoracic echocardiography. LA: Left atrium, LV: Left ventricle, RV: Right ventricle, RA: Right atrium; CS: Coronary sinus.
CRP2009-152164.001.jpg
PMC2796441_01_CRP2009-152164.001.jpg
fig1
Injection of contrast in left antecubital vein confirmed passage of the contrast into the right atrium via coronary sinus and persistent left superior vena cava (PLSVC) was diagnosed (Figure 1).
MRI showing 2 superior vena cavas, one on the right and the other on the left side.
CRP2009-152164.002.jpg
PMC2796441_01_CRP2009-152164.002.jpg
fig2
Superior vena cava on the right side joined to the right upper pulmonary vein before draining to the right atrium and left superior vena cava drained to the right atrium via coronary sinus (Figure 2).