Replaced right hepatic artery. It is the most common variant in hepatic arterial anatomy.

Replaced right hepatic artery. In these cases, the artery courses posterior to the common hepatic artery and then behind the portal vein within the hepatoduodenal ligament. In this case report, we describe proximal branching of the common hepatic artery (CHA) to give rise to a replaced right hepatic artery (RHA), which courses posterior to the portal vein (PV) and common bile duct (CBD) to the right lobe of the liver. Classic branching of the common hepatic artery from the celiac artery, and the proper hepatic artery into right and left hepatic arteries to supply the entire liver, is seen in 55 Vascular anatomy of the liver is subjected to many variations. Aug 19, 2021 · The origins, anatomic courses, and prevalence of aberrant right and left hepatic arteries were comprehensively evaluated by using CT and digital subtraction angiographic images in 5625 patients. A replaced right hepatic artery (RHA) arose from the superior mesenteric artery (SMA) in 3. In our review, 81% of cases displayed normal anatomy. Jan 1, 2025 · This article reports 2 cases of a rare variation, a replaced right hepatic artery arising directly from the celiac trunk. It is the most common variant in hepatic arterial anatomy. Replaced right hepatic artery from the superior mesenteric artery is the most common variant . Dissect the replaced right hepatic artery from the superior mesenteric artery to the hepatic hilum to prevent any inadvertent injury. 5 days ago · Explore the intricate anatomical journey of the replaced right hepatic artery path, detailing its structure, variations, and clinical significance. Anatomic variation of the hepatic artery is common and often seen in patients with periampullary carcinoma undergoing a pancreatic duodenectomy. A replaced right hepatic artery is one that arises from the superior mesenteric artery and supplies the entire liver. 7% of cases, while a replaced left hepatic artery (LHA) stemmed from the left gastric artery in 3% of cases. Aug 14, 2025 · Variation in hepatic arterial anatomy is seen in 40-45% of people. Variations of the HA are particularly important consideration when choosing the best surgical Aug 14, 2025 · Variation in hepatic arterial anatomy is seen in 40-45% of people. The right hepatic artery arises from the superior mesenteric artery (SMA), also referred to as "replaced to the SMA", in 9 to 15% of the population. Aug 14, 2025 · Learn about the different patterns of hepatic arterial branching and their frequencies in the population. Classic branching of the common hepatic artery from the coeliac artery, and the proper hepatic artery into right and left hepatic arteries to supply the entire liver, is seen in 5 Jun 17, 2020 · This article aims to describe an infrequent anatomic variant of a replaced right hepatic artery originating directly from the gastroduodenal artery and its potential implications for duodenopancreatectomy, as the gastroduodenal artery is routinely divided. The most common hepatic artery (HA) replacement is the right hepatic artery (RRHA). When there is a replaced hepatic artery, a posterior approach to pancreaticoduodenectomy is recommended. adu8gp fdi1 unci iv ccrrnq ax2 1dhkd tei8u xrf jap5