Evidence map›Paper›PMID 41874726›Full record

ArticleSurgical and radiologic anatomy : SRA2026

Anastomosis of the dorsal pancreatic artery and first jejunal artery forming a pancreaticojejunal arcade: a clinically significant Bühler-type celiac-mesenteric collateral.

Hu Junhua, Han Yixin, Zhang Yuechen, Gu Sijie, Zhao Jiuhong, Li Zhihong

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In one paragraph

Article in Surgical and radiologic anatomy : SRA, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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5 · Who and what money

Authors and funding

6 authors.

Hu JunhuaPudong Gongli Hospital, Shanghai University of Medicine and Health Sciences, 279 Zhouzhu RD, Pudong New District, Shanghai, China.
Han YixinPudong Gongli Hospital, Shanghai University of Medicine and Health Sciences, 279 Zhouzhu RD, Pudong New District, Shanghai, China.
Zhang YuechenPudong Gongli Hospital, Shanghai University of Medicine and Health Sciences, 279 Zhouzhu RD, Pudong New District, Shanghai, China.
Gu SijiePudong Gongli Hospital, Shanghai University of Medicine and Health Sciences, 279 Zhouzhu RD, Pudong New District, Shanghai, China.
Zhao JiuhongPudong Gongli Hospital, Shanghai University of Medicine and Health Sciences, 279 Zhouzhu RD, Pudong New District, Shanghai, China.
Li ZhihongPudong Gongli Hospital, Shanghai University of Medicine and Health Sciences, 279 Zhouzhu RD, Pudong New District, Shanghai, China. lizh@sumhs.edu.cn.

Funding

Horizontal Project of Shanghai University of Medicine & Health Sciences HXXM 25-08-006
6 · The paper itself

Abstract

purposeAlthough anastomoses between the dorsal pancreatic artery (DPA) and superior mesenteric artery (SMA) branches are well known, a direct end-to-end DPA–first jejunal artery (FJA) connection has never been described. We report this novel vascular variant and evaluate its anatomical and clinical relevance.

methodsA case of abdominal anatomy. The anatomical characteristics of the celiac trunk (CeT) (including its branches) and the DPA were documented in a 68-year-old male specimen.

resultsThe DPA originated from the common hepatic artery (CHA) and descended posterior to the pancreas. Typical pancreaticoduodenal (PD) arcades were absent. Instead, the DPA formed a direct end-to-end anastomosis with the FJA, which arose anomalously from the right anterolateral aspect of the SMA, contrary to its typical left‒sided origin. This created a continuous arterial channel between the pancreatic body and proximal jejunum, termed the pancreaticojejunal (PJ) arcade. Unlike previously reported DPA–SMA collaterals limited to the duodenum, this is the first DPA–FJA anastomosis extending celiac–mesenteric collateral flow beyond the ligament of Treitz.

conclusionThis PJ arcade represents a functionally significant, Bühler-type foregut–midgut collateral. Its diameter is significantly larger than that of the arc of Bühler, and its inadvertent ligation during pancreaticoduodenectomy or vascular surgery may compromise dual perfusion territories. Preoperative computed tomography (CT) angiography should be considered to identify such variants.

Indexed as

Anatomic VariationCeliac ArteryJejunumMesenteric Artery, SuperiorPancreasAgedCadaverCollateral CirculationHepatic ArteryHumansMaleArc of BühlerDorsal pancreatic arteryFirst jejunal arteryPancreaticoduodenectomyPancreaticojejunal arcadeVascular variation

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.