Case Report
Copyright ©The Author(s) 2017. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Gastrointest Oncol. Dec 15, 2017; 9(12): 497-501
Published online Dec 15, 2017. doi: 10.4251/wjgo.v9.i12.497
Extrapancreatic solid pseudopapillary neoplasm followed by multiple metastases: Case report
Hao Wu, Yan-Fen Huang, Xiang-Hong Liu, Mei-Hua Xu
Hao Wu, Yan-Fen Huang, Xiang-Hong Liu, Mei-Hua Xu, Department of Gastroenterology, Xiangya Hospital of Central South University, Changsha 410008, Hunan Province, China
Author contributions: All authors contributed to the acquisition of data, writing, and revision of this manuscript.
Informed consent statement: Patients were not required to give informed consent to the study because the participant is deceased.
Conflict-of-interest statement: We have no pertinent financial relationships to disclose.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See:
Correspondence to: Dr. Mei-Hua Xu, MD, PhD, Professor, Department of Gastroenterology, Xiangya Hospital of Central South University, No 87 Xiangya Road, Changsha 410008, Hunan Province, China.
Telephone: +86-731-89753923
Received: June 24, 2017
Peer-review started: June 26, 2017
First decision: August 7, 2017
Revised: August 24, 2017
Accepted: November 3, 2017
Article in press: November 3, 2017
Published online: December 15, 2017
Case characteristics

Abdominal distension.

Clinical diagnosis

Abdominal mass.

Differential diagnosis

Pancreatic mucinous neoplasms.

Laboratory diagnosis

All labs were within normal limits.

Imaging diagnosis

Mesenchymal neoplasm.

Pathological diagnosis

Solid pseudopapillary neoplasm (SPN).


Complete cytoreductive surgery combined with hyperthermic intraperitoneal chemotherapy.

Related reports

Grading and staging play an important role in treatment and prognosis.

Term explanation

SPN: Solid pseudopapillary neoplasm.

Experiences and lessons

Future clinical and molecular studies are required to provide more precise tools to predict the biological behavior of SPN.