RVD Positive (n= 37)

RVD Positive (n=28)

RVD Negative (n=9)

RVD Positive (n=6)

RVD Negative(n= 26)

RVD Positive (n=3)

RVD Positive (n=0)

RVD Negative (n=31)

RVD Negative (n=23)

Evaluation of right ventricular overload with CT Figure 1.

RVD Negative(n=26)

Investigated for APE

(n=261)

Recruited to the study(n=63)

InitialECHO

InitialCT

ECHO7 mo.

(n=22) (n=3)