Table 4.

Preoperative gadoxetic acid–enhanced MR imaging findings for predicting early recurrence after surgical resection of HCC in published studies

Author	Year	No. of patients	Predictive MR imaging findings for early recurrence*
Ahn SJ et al [7]	2019	179	Satellite nodule, peritumoral hypointensity on HBP, absence of capsule, and texture parameter
Lee S et al [8]	2017	197	Arterial peritumoral enhancement, non-smooth tumor margin, and peritumoral hypointensity on HBP
An C et al [9]	2015	268	Rim enhancement, peritumoral parenchymal enhancement, satellite nodule, and tumor size
Arrizumi S et al [12]†	2011	61	Non-smooth tumor margin on HBP
Cha DI et al [18]	2020	549	Arterial rim enhancement of the tumor, non-hypervascular hepatobiliary hypointense nodules, and tumor size
Zhang L et al [19]†	2019	82	Corona enhancement and irregular tumor margin
Zhang Z et al [20]†	2019	155	Radiomics score, gross vascular invasion, and non-smooth tumor margin
Kim S et al [21]	2019	167	Radiomics features with 3-mm border extension
Hectors SJ et al [22]†	2020	48	Texture features and tumor size
Wei H et al (this study)	2020	103	Corona enhancement, peritumoral hypointensity on HBP, and satellite nodule

HBP hepatobiliary phase, HCC hepatocellular carcinoma, MR magnetic resonance

*Unless otherwise indicated, early recurrence was defined as recurrence within 2 years after resection of HCC

^†Early recurrence was defined as recurrence within 1 year after resection of HCC