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Table 1 Hemodynamic parameters during the vasoreactivity test, immediately after the procedure and one month later

From: Percutaneous closure of large VSD using a home-made fenestrated atrial septal occluder in 18-year-old with pulmonary hypertension

  Before vasoreactivity test After vasoreactivity test Immediately after closure One month later
Mean systemic pressure (mmHg) 65 86 75 75
Mean PA pressure (mmHg) 58 73 66 30
Qp/Qs 1.6 3.2 1.5 1.4
PVR
(WU/m 2 )
4.6 4.3 4.4 2.9
PVR/SVR 0.5 0.2 0.4 0.2
  1. PA: Pulmonary artery; Qp/Qs: Pulmonary to systemic flow ratio; PVR: Pulmonary vascular resistance; WU: Wood Unit; PVR/SVR: Pulmonary vascular resistance to systemic vascular resistance ratio.