Evidence map›Paper›PMID 42518613›Full record

ArticleSurgical case reports2026

An Intra-Abdominal Desmoid Tumor Mimicking Malignant Recurrence after Distal Pancreatectomy for Pancreatic Neuroendocrine Tumor: A Case Report.

Osamu Inamoto, Shuhei Sakamoto, Takashi Fujimoto, Kazuhiro Nishiyama, Ryotaro Ogawa, Atsushi Yoshizawa, Yoshiro Taki, Izumi Komoto, Ryuta Iwamoto

Abstract readCase Reports
In one paragraph

Article in Surgical case reports, 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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0citing papers in PubMed
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1 · What the graph read from it

What it found

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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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3 · Its place in the literature

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0 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

9 authors.

Osamu InamotoDepartment of Surgery, Kansai Electric Power Hospital, Osaka, Osaka, Japan.
Shuhei SakamotoDepartment of Surgery, Kansai Electric Power Hospital, Osaka, Osaka, Japan.
Takashi FujimotoDepartment of Surgery, Kansai Electric Power Hospital, Osaka, Osaka, Japan.
Kazuhiro NishiyamaDepartment of Surgery, Kansai Electric Power Hospital, Osaka, Osaka, Japan.
Ryotaro OgawaDepartment of Surgery, Kansai Electric Power Hospital, Osaka, Osaka, Japan.
Atsushi YoshizawaDepartment of Surgery, Kansai Electric Power Hospital, Osaka, Osaka, Japan.
Yoshiro TakiDepartment of Surgery, Kansai Electric Power Hospital, Osaka, Osaka, Japan.
Izumi KomotoDepartment of Surgery, Kansai Electric Power Hospital, Osaka, Osaka, Japan.
Ryuta IwamotoDepartment of Diagnostic Pathology, Kansai Electric Power Hospital, Osaka, Osaka, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionIntra-abdominal desmoid tumors (DTs) are rare non-metastatic fibroblastic neoplasms that commonly develop at sites of prior surgical trauma or inflammation. Here, we report a diagnostically challenging case of a DT mimicking tumor recurrence or primary malignancy following laparoscopic distal pancreatectomy. CASE PRESENTATION: A 69-year-old woman with a history of laparoscopic ileocecal resection for Stage I cecal cancer underwent laparoscopic distal pancreatectomy with splenectomy for suspected pancreatic cancer. Histopathology of the resected pancreas revealed low-grade pancreatic intraepithelial neoplasia (PanIN-1/2), which was considered responsible for the main pancreatic duct obstruction, with a minute neuroendocrine tumor (NET) (Grade 1, 1.9 mm) identified in the vicinity. The patient developed a Grade B postoperative pancreatic fistula (POPF) requiring prolonged drainage. Ten months later, follow-up CT revealed an 18-mm nodule in the transverse mesocolon.

conclusionsIntra-abdominal DTs can mimic malignant recurrence on FDG-PET/CT after pancreatic surgery. This case highlights that clinicians should include DTs in the differential diagnosis of mesenteric masses arising at the site of prior postoperative complications, such as a pancreatic fistula.

Indexed as

18F-fluorodeoxyglucose PET/CT (FDG-PET/CT)intra-abdominal desmoid tumorlaparoscopic surgerypancreatic neuroendocrine tumorpostoperative pancreatic fistula

Identifiers

PMID42518613
PMCPMC13384763

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