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This study describes an extremely rare variant involving an aberrant right posterior hepatic artery (aRPHA) originating from the gastroduodenal artery (GDA) alongside a replaced left hepatic artery (LHA). Awareness of such variants is critical during pancreaticoduodenectomy to prevent ischemic complications.<\/jats:p>","DOI":"10.1007\/s00276-025-03814-6","type":"journal-article","created":{"date-parts":[[2026,1,29]],"date-time":"2026-01-29T11:14:32Z","timestamp":1769685272000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Aberrant right posterior hepatic artery originating from the gastroduodenal artery with a concomitant replaced left hepatic artery: a rare clinical variant"],"prefix":"10.1007","volume":"48","author":[{"given":"Murat Emre","family":"Reis","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yavuz Selim","family":"Ang\u0131n","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Orxhan","family":"Ulfanov","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Murat","family":"Ula\u015f","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mehmet","family":"K\u0131l\u0131\u00e7","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Elif","family":"G\u00fcndo\u011fdu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2026,1,29]]},"reference":[{"issue":"5","key":"3814_CR1","first-page":"463","volume":"129","author":"JR Hiatt","year":"1994","unstructured":"Hiatt JR, Gabbay J, Busuttil RW (1994) Surgical anatomy of the hepatic arteries in 1000 cases. 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