Congenital heart block is very rare. Its discovery before birth with electrocardiographic proof on the fourth day after birth is unique. Recently, Carter and Howland1 reviewed eight cases of congenital heart block proven by graphic records, seven recorded in the literature and one of their own. We desire to add three cases to this group, two cases from the literature, Gorter's2 and Smith's,3 and onecase of our own which was discovered before birth. We report, in addition, a probable case of congenital heart block. The accompanying table records the important features of these twelve cases proven by graphic records.4
Eyster and Middleton7 recently published a paper summarizing twenty-one cases of heart block in children under 14 years of age, twenty from the literature and one of their own. Seven of the cases they considered to be congenital and two others possibly congenital. Their own case,
WHITE PD, EUSTIS RS, KERR WJ. CONGENITAL HEART BLOCK. Am J Dis Child. 1921;22(3):299–306. doi:10.1001/archpedi.1921.04120030078007
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