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Table 1 Echocardiographic findings

From: Left ventricular inflow obstruction due to a coronary arteriovenous fistula: a paediatric case report

Valuable Patient data
6 days old 1.5 months old 5 years old
Supramitral valve point velocity, cm/s    
 E wave NA NA 190
 A wave NA NA 91
Mitral valve velocity, cm/s    
 E wave 115 120 202
 A wave 121 98 176
Diameter of mitral valve, mm (Z-score) 10.0 (0.4) 10.0 (0.1) 19.9 (0.7)
 Pulmonary vein velocity, cm/s    
  A larger mid- and late-systolic component 40 50 56
  A diastolic component 51 49 49
LVDd, mm (Z-score) 13.7 (− 2.9) 16.2 (− 1.6) 31.9 (0.4)
LVEF, % 80 79 66
  1. Z-scores are calculated based on Ref. 12
  2. NA not measured, LVDd left ventricular end-diastolic diameter, LVEF left ventricular ejection fraction