congenital AE heart block congenital AE This is an AE which is the heart block that is diagnosed in fetus (in utero) or within the first 28 days after birth (neonatal period), some studies also include the diagnosis during early childhood to the definition of CHB. 10019263 心传导阻滞先天性 http://en.volupedia.org/wiki/Congenital_heart_block QY, JX, HY