Figure Legends:
Figure 1: A representative case of RV dimension measurements.
A) TAPSE B) RV peak myocardial contraction velocity (S’), C)
End-diastole and D) End-systole phases of RV fractional area change,
respectively, E) speckled tracking strain measurements of RV.
Figure 2: Spearman Correlation graphs in the study patients
with RVEF <45%: Right ventricular (RV) ejection fraction
measured by cardiac magnetic resonance imaging (CMR) on vertical axis
and Doppler echocardiographic variables on horizontal axes. A) Lateral
tricuspid annular peak systolic velocity measured by tissue Doppler
imaging, S’ B) Lateral RV free wall peak systolic strain (%) C) RV
fractional long axis change (%), RV FAC D) Tricuspid annular peak
systolic excursion, TAPSE (mm).
Figure 3: Spearman Correlation graphs in the study patients
with RVEF <30%: Right ventricular (RV) ejection fraction
measured by cardiac magnetic resonance imaging (CMR) on vertical axis
and Doppler echocardiographic variables on horizontal axes. A) Lateral
tricuspid annular peak systolic velocity measured by tissue Doppler
imaging, S’ B) Lateral RV free wall peak systolic strain (%) C) RV
fractional long axis change (%), RV FAC D) Tricuspid annular peak
systolic excursion, TAPSE (mm).
Figure 4: Receiver operating characteristic analysis curves for
the distinction by the echocardiographic parameters measured in the
study. A) Right ventricular ejection fraction (RVEF) < 45% B)
RVEF ≤ 30%; RV FAC- RV Fractional long axis change, S’- Lateral
tricuspid annular peak systolic velocity, TAPSE- Tricuspid annular peak
systolic excursion.
CRediT author statement
Pradyumna Agasthi: Conceptualization, Methodology, Data Curation,
Investigation, Visualization, Writing-Original Draft, Writing-Review
&Editing
Chieh-Ju Chao: Conceptualization, Data Curation, Writing-Original Draft,
Writing-Review &Editing
Robert J. Siegel: Supervision, Conceptualization, Methodology,
Writing-Review &Editing
Sai Harika Pujari: Data Curation, Visualization, Writing-Original Draft,
Writing-Review &Editing
Farouk Mookadam: Supervision, Conceptualization, Methodology,
Writing-Review &Editing
Nithin R. Venepally: Data Curation, Visualization, Writing-Review
&Editing
Panwen Wang: Methodology, Investigation, Formal Analysis, Writing-Review
&Editing
Hasan Ashraf: Conceptualization, Data Curation, Writing-Original Draft,
Writing-Review &Editing
Francois Marcotte: Supervision, Conceptualization, Methodology,
Writing-Review &Editing.
Lisa Brown: Data Curation, Visualization, Writing-Review &Editing
Oksana Semkiv: Data Curation, Visualization, Writing-Review &Editing
Ayman Fath: Data Curation, Visualization, Writing-Review &Editing
Mohamed Allam: Data Curation, Visualization, Writing-Review &Editing
Clinton E. Jokerst: Supervision, Conceptualization, Methodology,
Writing-Review &Editing
Reza Arsanjani: Supervision, Project Administration, Conceptualization,
Methodology, Writing-Review &Editing