Fig. 4
A series of chest CT images for patient 11, who had esophageal cancer and lung metastases tumors: a 1 month before and b 4 months after 188Re-liposome injection, the metastatic lesions (green arrows) either decrease in size or show signs of cavitation (red arrows) and c SPECT/CT images captured at 8 h after 188Re-liposome injection show a high uptake and efficient targeting in the corresponding tumor lesion (blue arrow), which is seen on CT