Significance of a Q wave in lead I in the newborn.
We present 11 healthy newborns whose electrocardiograms had a pure Q wave in lead I and who did not have a myocardial infarction clinically. We propose that in the healthy newborn, a pure Q wave in lead I may be due to increased right ventricular mass, not myocardial infarction.
Robinson
B W
BW
Section of Cardiology, St. Christopher's Hospital for Children, MCP/Hahnemann University, Philadelphia, Pennsylvania, USA.
Anisman
P C
PC
Sandhu
S
S
Sokoloski
M
M
Eshaghpour
E
E
D001145:Arrhythmias, Cardiac / Q000151:congenital / Q000175:diagnosis; D003937:Diagnosis, Differential; D004562:Electrocardiography; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D017380:Hypertrophy, Right Ventricular / Q000151:congenital* / Q000175:diagnosis; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D009203:Myocardial Infarction / Q000151:congenital* / Q000175:diagnosis; D010348:Patient Care Team; D012815:Signal Processing, Computer-Assisted