Utility of 99m Tc-FAPI-46 SPECT/CT in Restaging Hepatocellular Carcinoma : A Case Report.
Faeze Rabani, Fatemeh Taheri, Ali Emadi Torghabeh et al.
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Case in brief
A 54-year-old man with hepatocellular carcinoma developed diffuse bone pain six months after radiofrequency ablation. Restaging with 99mTc-FAPI-46 SPECT/CT showed locally active primary HCC and widespread FAPI-avid bone metastases, establishing extensive extrahepatic disease.
What made this case unusual
The scan demonstrated both locally active HCC and widespread bone metastases, with conspicuous uptake in extrahepatic lesions.
Diagnostic / clinical pearl
In this case, 99mTc-FAPI-46 SPECT/CT visualized active primary HCC and widespread bone metastases during restaging.
Why it matters
The report presents FAPI-46 SPECT/CT as an accessible imaging option for assessing disease extent in HCC, including extrahepatic lesions.