This is the normal case shown previously, with vessels marked. The anomaly in this patient is that their celiac comes off the aorta as TWO separate vessels instead of a single trunk, with one going to the spleen and the other going to the liver.

dk blue-SMV, splenic vein, portal vein
aqua-celiac, coming off as two separate branches
purple-SMA and branches
yellow-IMA and branches
red-aorta, renal and iliac arteries