Research Article

Ultrasound-Guided Percutaneous Balloon Aortic Valvuloplasty for Aortic Stenosis

Table 3

Comparison of preprocedural and postprocedural echocardiographic parameters.

VariableBefore PBAVAfter PBAV

Aortic peak jet velocity (m/s)4.79 ± 0.633.68 ± 0.811<0.001
MTPG (mmHg)54.54 ± 13.8133.77 ± 13.85<0.001
AVA (cm2)0.98 ± 0.121.96 ± 0.250.031
LVEDD (mm)65.60 ± 6.8151.90 ± 3.210.038
LVESD (mm)45.20 ± 2.4235.50 ± 2.620.047
LVEF (%)56.31 ± 11.0463.46 ± 11.290.011

Data are presented as mean ± standard deviation. AVA: aortic valve area; LVEDD: left ventricular end-diastolic diameter; LVEF: left ventricular ejection fraction; LVESD: left ventricular end-systolic diameter; and MTPG: mean transaortic pressure gradient.