What range of extra-cardiac conduit flow velocity is detectable intraoperatively following the completion of a total cavo-pulmonary connection?

JA Clinical Reports

Table 1 Demographic backgrounds of the patients studied

Case	Age (mo)	BW (kg)	BSA (m²)	Diagnosis	Interval from BDG (mo)	Fenestration	ECC (mm)	Predicted m-V	IVC (mm)	Pharmacol. support (γ)				sBP	CVP	rSO₂	ScvO₂	Measured m-V
Case	Age (mo)	BW (kg)	BSA (m²)	Diagnosis	Interval from BDG (mo)	Fenestration	ECC (mm)	Predicted m-V	IVC (mm)	A	B	M	N	sBP	CVP	rSO₂	ScvO₂	Measured m-V
1	55	13.0	0.58	SLV	47	+	18	10.9	14.3	4	3	0.5	2	85	16.5	–	74.1	20.0
2	31	12.8	0.54	SLV	14	–	18	8.5	10.0	5	2	0.5	3	95	16	–	71.4	17.0
3	28	10.4	0.48	HLHS	14	–	16	9.7	9.8	4	5	0.5	2	105	16	–	86.9	38.3
4	54	14.4	0.63	d-TGA, PS	14	–	16	14.6	9.6	5	0	0.5	3	75	13.5	81/83	81.6	34.7
5	60	18.6	0.72	TA	55	+	18	13.4	10.0	5	2	0.5	3	90	16	85/89	–	36.3
6	37	12.2	0.55	unbalanced AVSD	15	–	16	11.5	7.2	3	0	0.5	1	90	14.5	78/80	–	18.7
7	29	11.2	0.50	SLV, DORV, AVSD	13	–	16	10.0	7.0	5	0	0.5	1	80	15	86/83	–	19.0
8	27	10.0	0.46	Ebstein’s anomaly	18	+	16	9.4	5.9	4	0	0.5	1	80	15	74/67	–	56.7

mo months, BW body weight, BSA body surface area, BDG bidirectional Glenn, ECC extra-cardiac conduit, m-V mean velocity, IVC inferior vena cava, pharmacol. pharmacological, γ μg/kg/min, A dopamine, B dobutamine, M milrinone, N nitroglycerine, sBP systolic blood pressure, CVP central venous pressure, rSO ₂ cerebral regional oxygen saturation, ScvO ₂ central venous oxygen saturation, SLV single left ventricle, HLHS hypoplastic left heart syndrome, TGA transposition of the great arteries, PS pulmonary stenosis, TA tricuspid atresia, AVSD atrioventricular septal defect, DORV double outlet from right ventricle