http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Khangembam Bangkim Chandra,Abhinav Singhal 대한핵의학회 2021 핵의학 분자영상 Vol.55 No.6
Purpose Hypermetabolic macrovascular invasion (MVI) and extrahepatic metastasis (EHM) occur in aggressive hepatocellularcarcinoma (HCC) and carry unfavorable prognosis. [18F] FDG PET/CT, despite having low sensitivity in primary HCC,is valuable in patients with aggressive HCC for detection of hypermetabolic MVI and EHM. The study aimed at identifyingthe parameters that could predict hypermetabolic MVI and/or EHM in treatment naive HCC patients for tailored approachto utilize [18F] FDG PET/CT. Methods Data of 131 treatment naive HCC patients (median age, 60 years; range, 21–80 years; 90.8% males) who underwent[18F] FDG PET/CT were retrospectively analyzed to determine the proportion of patients with hypermetabolic MVI and/orEHM. Logistic regression analysis was performed to define independent predictors of hypermetabolic MVI and/or EHM. Results 78/131 (59.5%) patients had hypermetabolic MVI and/or EHM. 52/131 (39.7%) patients had EHM. 56/131 (42.7%)patients had hypermetabolic MVI of which, 30 had concomitant EHM with majority (90%; 27/30) having distant metastasis. 26/131 (19.8%) patients had hypermetabolic MVI without EHM while 22/131 (16.8%) patients had EHM without hypermetabolicMVI of which, majority (95.5%; 21/22) had distant metastasis. Hypermetabolic MVI was associated with EHM( 2=7.868; p value=0.007). AFP>93.7 ng/ml, SUVmax>3.5, and maximum tumor size>5.0 cm were the independentpredictors of hypermetabolic MVI and/or EHM. Conclusion In treatment naive HCC patients with AFP>93.7 ng/ml or maximum tumor size>5.0 cm, [18F] FDG PET/CTcan be valuable.