Open Access

Diagnosis of pancreatic focal nesidioblastosis assisted by dual‑nuclide tracer positron emission tomography/computed tomography: A case report

  • Authors:
    • Guangwen Zhu
    • Liting Xie
    • Xianwen Hu
  • View Affiliations

  • Published online on: November 28, 2023     https://doi.org/10.3892/etm.2023.12330
  • Article Number: 42
  • Copyright: © Zhu et al. This is an open access article distributed under the terms of Creative Commons Attribution License.

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Abstract

Nesidioblastosis is a rare cause of hyperinsulinemic hypoglycemia in adults and its clinical features are similar to those of insulinoma with recurrent hypoglycemic attacks. The present study reports the case of a 48‑year‑old man who visited the Affiliated Hospital of Zunyi Medical University (Zunyi, China) with a 5‑year history of recurrent hypoglycemic symptoms such as dizziness and palpitations. Abdominal magnetic resonance imaging (MRI) showed a mass of ~1.2x1.0 cm in the head of the pancreas, which was suspected to be an insulinoma. For confirmation, the patient underwent both fluorine‑18‑fluorodeoxyglucose (18F‑FDG) and gallium‑68‑labeled 1,4,7,10‑tetraazacyclododecane‑1,4,7,10‑teraacetic acid‑d‑Phel‑Tyr3‑Thr8‑OC (68Ga‑DOTATATE) positron emission tomography/computed tomography (PET/CT), which showed a moderately increased uptake of 18F‑FDG but no uptake of 68Ga‑DOTATATE in the corresponding lesion. The patient subsequently underwent surgery to remove the lesion, which was pathologically confirmed as a pancreatic nesidioblastosis. This case showed that nesidioblastosis should be considered a differential diagnosis for insulinoma and that dual nuclear tracer PET/CT imaging is helpful for differentiating between the two. If conventional imaging techniques such as ultrasound, CT and MRI cannot identify the cause of hypoglycemia in future cases, dual‑nuclide tracer PET/CT imaging should be considered.
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January-2024
Volume 27 Issue 1

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Spandidos Publications style
Zhu G, Xie L and Hu X: Diagnosis of pancreatic focal nesidioblastosis assisted by dual‑nuclide tracer positron emission tomography/computed tomography: A case report. Exp Ther Med 27: 42, 2024
APA
Zhu, G., Xie, L., & Hu, X. (2024). Diagnosis of pancreatic focal nesidioblastosis assisted by dual‑nuclide tracer positron emission tomography/computed tomography: A case report. Experimental and Therapeutic Medicine, 27, 42. https://doi.org/10.3892/etm.2023.12330
MLA
Zhu, G., Xie, L., Hu, X."Diagnosis of pancreatic focal nesidioblastosis assisted by dual‑nuclide tracer positron emission tomography/computed tomography: A case report". Experimental and Therapeutic Medicine 27.1 (2024): 42.
Chicago
Zhu, G., Xie, L., Hu, X."Diagnosis of pancreatic focal nesidioblastosis assisted by dual‑nuclide tracer positron emission tomography/computed tomography: A case report". Experimental and Therapeutic Medicine 27, no. 1 (2024): 42. https://doi.org/10.3892/etm.2023.12330