We present a premature infant with large intracardiac mass. She had a history of sepsis and umbilical venous catheterization in the neonatal period. Twenty-seven days after withdrawal of the catheter. a precordial murmur was noted. https://www.nacrack.com/hot-savings-HiBoost-Home-15K-Smart-Link-F20G-5S-IoT-limited-super/