Table 1 Echocardiographic indirect measurements of pulmonary arterial pressure and ventricular 2D measurements in case 1 at presentation (T0) and at follow-up examination (T1) and in case 2 at the presentation. Numbers in bold represent values outside the reference range

TR (m/s)

Absent

3.3

4.7

< 2.8 [49]

TR PG (mmHg)

–

43.56

88.48

< 30 [49]

PR (m/s)

Absent

Absent

3.39

< 2.2 [49]

PR PG (mmHg)

–

–

46.11

< 20 [49]

RVIDd (cm)

1.4

1.9

2.4

LVIDd (cm)

3.6

3.6

3

LVIDd/RVIDd

2.6

1.9

1.2

≥ 2 [49]

RVWd (cm)

0.5

0.5

0.7

LVPWd (cm)

0.8

0.9

0.8

LVPWd/RVWd

1.6

1.6

1

≥ 2 [50]

PA (cm)

2

2

2.3

Ao (cm)

2

2.2

2

PA/Ao

1

0.9

1.15

< 0.98 [47]

RPAD (%)

46

20

4

> 34.6 [48]

AT (ms)

86

72

37

> 0.80 [47]

ET (ms)

161

185

135

AT/ET

0.53

0.38

0.27

> 0.44 [47]

PV (m/s)

0.98

1

0.9