AortaOnline version SAG AO Proximal by Elaine Nichols 1 Proximal Aorta 2 Anterior Scan Plane 3 Spine 4 Celiac 5 SMA 6 Left Hepatic Vein 7 Common Hepatic Artery 8 Left Portal Vein 9 Pancreas Neck 10 Splenic Vein