Overall Survival and Complication Rates in the Treatment of Liver Carcinoma: A Comparative Study of Ultrasound, Computed Tomography, and Combined Ultrasound and Computed Tomography Guidance for Radiofrequency Ablation

<b>Background:</b> Liver cancer is a major health concern worldwide. Radiofrequency ablation is a safe treatment option that can be guided by either ultrasound, computer tomography (CT), or fluoroscopy. Although ultrasound-guided radiofrequency ablation is commonly used in clinical pract...

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Main Authors: Chia-Hsien Chien, Chia-Ling Chiang, Huei-Lung Liang, Jer-Shyung Huang, Chia-Jung Tsai
Format: Article
Language:English
Published: MDPI AG 2025-07-01
Series:Diagnostics
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Online Access:https://www.mdpi.com/2075-4418/15/14/1754
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Summary:<b>Background:</b> Liver cancer is a major health concern worldwide. Radiofrequency ablation is a safe treatment option that can be guided by either ultrasound, computer tomography (CT), or fluoroscopy. Although ultrasound-guided radiofrequency ablation is commonly used in clinical practice, radiofrequency ablation guided by CT is more precise but requires more time and does not offer real-time monitoring, which may result in complications such as pneumothorax or organ damage. <b>Objectives:</b> In this study, we investigated the effect of ultrasound, CT, and combined ultrasound/CT guidance on patient survival and complication development. <b>Methods:</b> A total of 982 radiofrequency ablation sessions conducted on 553 patients were analyzed. Clinical outcomes were assessed during follow-up to determine the survival and recurrence rates of malignant tumors. <b>Results:</b> Overall, the three guidance approaches exhibited significant differences in terms of tumor size, number, complication development, and treatment duration. However, no significant differences were observed in survival rate. A comparison of the effect of CT guidance and ultrasound guidance on complication development revealed a higher odds ratio for CT guidance in some cases. A comparison of combined ultrasound/CT guidance and ultrasound guidance revealed nonsignificant differences in complication development. A comparison of CT guidance and combined ultrasound/CT guidance revealed a higher odds ratio for CT guidance in some cases. Radiofrequency ablation is a safe and effective treatment for liver tumors. However, CT has an increased incidence of complications. <b>Conclusions:</b> Combined ultrasound/computer tomography guidance is recommended for patients with multiple or large tumors or tumors near the hepatic dome or diaphragm.
ISSN:2075-4418