Images (IMAGE) Osaka University Caption (A) Whole-body PET image, (B) CT image, (C) PET image, (D) PET/CT image. Lymph node metastasis, which is virtually impossible to detect by conventional CT imaging, is visualized (indicated by the red arrow). Credit Giesel FL, et al. <i>Journal of Nuclear Medicine</i> 2019 Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.