Fig. 3

Coronal CT images and three-dimensional reconstructed images of the type II Heidelberg triangle. A, C, E Coronal CT images depicting the type II Heidelberg triangle, with named vessels crossing the interior of the Heidelberg triangle, accounting for 46.2% of reconstructed patients. The blue area represents the boundary vessels of the Heidelberg triangle, and the orange area indicates the vessels crossing through the interior of the Heidelberg triangle. The white arrowhead points to vessels around the Heidelberg triangle. B, D, F The three-dimensional reconstructed image of the type II Heidelberg triangle. The black arrowhead points to vessels around the Heidelberg triangle. Veins are depicted in blue, while arteries are represented in red. Abbreviations: CA, celiac axis; CHA, common hepatic artery; SMA, superior mesenteric artery; DPA, dorsal pancreatic artery; SPA, splenic artery; LGA, left gastric artery; GDA, gastroduodenal artery; IPDA, inferior pancreaticoduodenal artery; α-RHA, variant right hepatic artery; α-LHA, variant left hepatic artery; α-CHA, variant common hepatic artery; MCA, middle colic artery; J1A, first jejunal artery; LGV, left gastric vein; SMV, superior mesenteric vein; PV, portal vein; SPV, splenic vein; IMV, inferior mesenteric vein; J1V, first jejunal vein