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Fig. 2 | World Journal of Surgical Oncology

Fig. 2

From: Preliminary results of ultrasound-guided laser ablation for unresectable metastases to retroperitoneal and hepatic portal lymph nodes

Fig. 2

Ultrasound images in case 1 with a retroperitoneal metastatic lymph node. a Two optical fibers (hollow arrow) were inserted into the hypoechoic nodule (arrow). b After laser ablation, the nodule was reviewed as a hyperechoic lesion. c The nodule was enhanced by SonoVue injection in contrast-enhanced ultrasound before laser ablation. d There was no enhancement in the nodule by SonoVue injection immediately after laser ablation

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World Journal of Surgical Oncology

ISSN: 1477-7819

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