Anatomical Surprise During Dialysis

A dialysis catheter is placed, but imaging reveals it’s in an unusual vessel. Explore this case of a common congenital venous anomaly and its implications.

Left-sided superior vena cava


In what vessel is this patient’s dialysis catheter?

What is the most likely diagnosis?

Left axillary vein
Left internal mammary vein
Left-sided superior vena cava
Azygous vein
Highest intercostal vein

Coronary Sinus, Dialysis Catheter, Left-sided superior vena cava, Persistent Left SVC, Venous Anomaly

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