Successful Embolization of a Persistent Left Superior Vena Cava Using the Preloading Coil-in-Plug Technique after Glenn Surgery: A Case Report
: Background: Systemic venous collaterals after Glenn surgery may cause persistent cyanosis. The coil-in-plug (CIP) technique can provide strong occlusion within a short landing zone. Additionally, the preloading CIP (pCIP) technique, which involves preloading a microcatheter through the Amplatzer vascular plug (AVP) b...