CriticalCareNurse Vol 29, No. 5, OCTOBER 2009 45 C ongenital complete atrioventricular block (CCAVB) occurs from fetal age to young adulthood in a person who has had no other cardiac arrhythmia detected before the heart block and no other history or signs and symptoms of generalized disease. In this article, I present the etiology of CCAVB, risk factors, electrophysiology, pathophysiology, clin...