New Liver Anatomy: Portal Segmentation and the Drainage Vein

A new era for liver anatomy has dawned. With the development of multidetector row computed tomography (MDCT) in the 1990s, precise volume-rendered 3-D images could be constructed, leading to new observations. Liver anatomy has since been reevaluated from the standpoint of portal segmentation and drainage veins and includes a reclassification of the liver. Better surgical results and fewer complications have supported the rationale for the new liver anatomy. Based on the work and spirit of T...