The unipolar electrocardiogram of the newborn infant

The Electrocardiogram During the First Week of Life

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Most studies of the electrocardiogram in healthy full-term infants have commented on the presence of right axis deviation, a tendency to right ventricular preponderance, and changes in amplitude and direction of precordial T waves (Krumbhaar and Jenks, 1917;Schaffer et al,1950;Ziegler, 1951Ziegler, , 1956. Surprisingly few serial studies have been done, despite increased interest in the neonatal period and the importance of determining individual as well as group differences (Datey and Bharucha, 1960;Michaelsson, 1959).

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The Electrocardiogram at Birth

“…Since th a t tim e, th e lite ra tu re co n tain s several fu rth e r stu d ies o f th e E C G in th e n ew b o rn period, utilizing a v a rie ty o f leads an d electrodes (2)(3)(4)(5)(6)(7)(8)(9)(10)(11)(12)(13). In a d d itio n to th is th e re is th e w ork o f Ziegler (14) who has s ta tis ti 1 T his work was supported by a grant from the Association for the Aid of Crippled Children.…”