Figure 12From: Ultrasonography of the spleen, liver, gallbladder, caudal vena cava and portal vein in healthy calves from birth to 104 days of ageDiameter of the portal vein. Diameter of the portal vein at the 7th, 9th and 11th intercostal spaces in six healthy Holstein-Friesian calves at examinations 1 to 6 (see Figure 3) (mean ± standard deviation). ICS Intercostal space.Back to article page