With the advent of and advances in diagnostic methods; transcatheter and surgical treatment modes, patients with Congenital Heart Defects (CHD) are surviving longer. Cardiac defects that were once fatal in infancy are now treatable and patients are surviving into adulthood. However, these patients are at increased risk of acute events and therefore, likely to frequent emergency rooms. These patients should now be added to the group of CHD patients that would ordinarily come thru’ the emergency rooms. Effective management depends upon rapid and correct diagnosis of the problem in order to institute appropriate therapeutic measures and referral to a specialized treatment center, when necessary.