A nation-wide retrospective epidemiological study of gastroenteropancreatic neuroendocrine neoplasms in China

Jin Hu Fan, Yu Qing Zhang, Su Sheng Shi, Yuan Jia Chen, Xing Hua Yuan, Li Ming Jiang, Shao Ming Wang, Li Ma, Yu Tong He, Chang Yan Feng, Xi Bin Sun, Qing Liu, Katrina Deloso, Yihebali Chi, You Lin Qiao*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

108 Citations (Scopus)

Abstract

Background: Representative data on the gastroenteropancreatic neuroendocrine neoplasms (GEP-NENs) in Asian patients is rare, especially in China. This study aims to create a GEP-NENs profile of Chinese patients. Methods: This was a hospital-based, nation-wide, and multi-center 10-year (2001-2010) retrospective study which collected GEP-NEN patients' information in tertiary referral hospitals. All 2010 inpatient GEP-NEN cases with confirmed pathology in the selected hospitals were included. The primary GEP-NEN sites were measured and the epidemiological and clinical information of each tumor site were compared. Results: The most common primary sites for GEP-NEN were the pancreas (31.5%) and rectum (29.6%), followed by the cardia (11.6%) and body (15.4%) of stomach. Small intestinal and colonic NENs took up a relatively small proportion of all patients. Pancreatic and rectal NENs, rather than cardiac and gastric body NENs, tended to be found in younger (P<0.001), female (P<0.001), urban (P<0.001) residents with a higher education level (P=0.032) and were also diagnosed at earlier stage (P<0.001) and lower grade (P<0.001). Surgery remained the primary treatment method in all groups. Conclusions:More studies on the commonality and heterogeneity of GEP-NENs are warranted to improve diagnosis efficiencies and treatment outcomes.

Original languageEnglish
Pages (from-to)71699-71708
Number of pages10
JournalOncotarget
Volume8
Issue number42
DOIs
Publication statusPublished - 3 May 2017
Externally publishedYes

Bibliographical note

Publisher Copyright:
© Fan et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License 3.0 (CC BY 3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

Keywords

  • Digestive system
  • Epidemiology
  • Neuroendocrine tumors
  • Retrospective study multicenter study

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