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Original Article
Variation of parameters according to cardiac cycle length, evaluated by TDI in children
Chang-Hyun Lee, Jae-Kwang Kim, Hyun-Seung Jin, Kie-Young Park, Bong-Seong Kim, Myung-Ki Han
Clin Exp Pediatr. 2009;52(3):339-345.   Published online March 15, 2009
Purpose : This study aimed to determine the variation in parameters according to cardiac cycle length (CL; time interval between the QRS peaks on ECG) in children by using the conventional pulsed Doppler and tissue Doppler imaging echocardiography. Methods : Eighteen children with an anatomically normal heart were enrolled for the study. All children were examined by conventional and pulsed...


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