Description: This module is Module 10 in a 13 Module Pediatric Echocardiography eCourse series. For information on the full Pediatric Echocardiography eCourse, please click here. In Module 10 several important, but rare, congenital problems that do not easily fall into a larger subclass are discussed. These congenital problems include Ebstein's anomaly of the tricuspid valve, coronary anomalies, and persistent left superior vena cava to the coronary sinus.