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. Author manuscript; available in PMC: 2017 Apr 17.
Published in final edited form as: J Card Fail. 2016 Jun 8;22(10):808–814. doi: 10.1016/j.cardfail.2016.06.002

Table 2.

Transthoracic Echocardiographic (TTE) Parameters of Patients With Confirmed Outflow Cannula Malfunction

Patients With Obstruction
TTE Measurement (n = 4)
AR grade, mean ± SD 0.4 ± 0.3
MR grade, mean ± SD 0.6 ± 0.6
Aortic root (SOV), cm, mean ± SD 3.05 ± 0.76
LVEDD, cm, mean ± SD 6.7 ± 0.67
Septum position, %
 Leftward 0
 Midline 75
 Rightward 25
Aortic valve opening, %
 No opening 0
 Intermittent 0
 Regular 100
Peak outflow cannula velocity in patients with confirmed obstruction, m/s, mean ± SD 3.9 ± 0.8

AR, aortic regurgitation; MR, mitral regurgitation; SOV, sinus of Valsalva; LVEDD, left ventricular end-diastolic dimension.