Risk of preoperative understaging of duodenal neuroendocrine neoplasms: a plea for caution in the treatment strategy

Abstract
Pretreatment staging is the milestone for planning either surgical or endoscopic treatment in duodenal neuroendocrine neoplasms (dNENs). Herein, a series of surgically treated dNEN patients was evaluated to assess the concordance between the pre- and postsurgical staging.