Background: Primary hepatic neuroendocrine tumors (PHNETs) are rare hepatic tumors. Their diagnosis, which is based on radiological findings, is difficult.
Case Summary: We present a case of PHNET in a 79-year-old man with no clinical symptoms. Computed tomography (CT) and 2-Deoxy-2-[fluorine-18] fluorodeoxyglucose positron emission tomography/CT (F-FDG PET/CT) were performed for further evaluation. A hypoattenuating mass with rim-like enhancement in segment 6 of the liver was detected on contrast-enhanced CT imaging. Increased uptake was also observed on F-FDG PET/CT. Histopathological and immunohistochemical examinations, which revealed a grade 2 neuroendocrine tumor (NET), confirmed the diagnosis.
Conclusion: Diagnosing PHNET is challenging, and must be distinguished from other liver tumors. Metastatic NETs should be excluded.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8362580 | PMC |
http://dx.doi.org/10.12998/wjcc.v9.i22.6450 | DOI Listing |
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