Superior cavoatrial junction | Radiology Reference Article
https://radiopaedia.org/articles/superior-cavoatrial-junction-1?lang=us
WEBJun 11, 2021 · The superior cavoatrial junction (SCAJ), generally referred to as simply the cavoatrial junction (CAJ), is the junction of the right lateral border of the superior vena cava (SVC) and the superior border of the right atrium. It is an important landmark to recognize because it marks an optimum site for central venous catheter tip placement.
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