Liver and systemic hemodynamics in cirrhotic children

Table 1 Overview of reported key values

Normal liver hemodynamics (mL/min per 100 g of liver)
Total hepatic blood flow	100-130
Supplied by the HA	± 20
Supplied by the PV	± 80
Porto-to-arterial flow ratio	4/1
Normal portal pressure (mmHg)	7-10
Cirrhotic adults (mmHg)
Portal hypertension, HVPG	> 5
Significant portal hypertension (varices, gastropathy, ascite, etc.)	> 10
Portopulmonary hypertension, Pulmonary arterial pressure	> 25
Cirrhotic children
Cirrhosis, PV velocity of (cm/second)	Less than 20
Arterial resistance index (nL 0.6-0.7)	> 0.7
Normal portal vein diameter (mm)
At birth	3-5
At 1 year	4-8
At 5 years	6-8
At 10 years	6-9
At 15 years	7-11
PV hypoplasia internal PV diameter:	≤ 4 mm at Doppler ultrasound

HA: Hepatic artery; PV: Portal vein; HVPG: Hepatic venous pressure gradient.