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Table 2 Preoperative transthoracic echocardiography data

From: Coronary sinus atrial septal defects in adults over the past 20 years at new Tokyo hospital: case series

Measurement Case 1 Case 2 Case 3 Case 4 Case 5
BSA (m2) 1.74 1.50 1.34 1.75 1.36
CS orifice (mm or mm × mm 23 21 × 19 24 × 18 28 × 27
Defect size (mm) 16 13
Qp/Qs 4.2 2.1 2.0 2.7
RA 4ch (mm × mm) 70 × 105 46 × 69 42 × 56 43 × 61 41 × 73
RV 4ch (mm × mm) 57 × 80 39 × 65 47 × 92 31 × 72
TR Severe Mild Moderate to severe Trivial Moderate
TRPG (mmHg) 54 22 41.3 19.0 27.4
LA 4ch (mm × mm) 53 × 97 48 × 70 42 × 62 43 × 64 48 × 83
LVIVST (mm) 10 9.0 8.4 10.0 12.0
PWT (mm) 10 8.5 8.1 9.2 12.0
Dd (mm) 44 44 38 47 40
Ds (mm) 29 33 25 29 26
EF (%) 64.0 49.2 65.6 68.0 63.3
MR Moderate Mild Trivial Trivial Mild to moderate
AR Moderate Trivial Trivial
PR Trivial Trivial Mild Trivial Mild
  1. BSA body surface area, CS coronary sinus, Qp/Qs pulmonary-to-systemic blood flow ratio, RA 4ch right atrial diameter on four-chamber view, RV 4ch right ventricular diameter on four-chamber view, TR tricuspid regurgitation, TRPG tricuspid regurgitant pressure gradient, LVIVST left ventricular interventricular septal thickness, PWT left ventricular posterior wall thickness, Dd left ventricular end-diastolic dimension, Ds left ventricular end-systolic dimension, EF left ventricular ejection fraction, MR mitral regurgitation, AR aortic regurgitation, PR pulmonary regurgitation