Fig. 6

¹⁸F-fluoroestradiol, breast cancer, characterisation of brain metastasis. Clinical history: 53 y.o. woman with history of colon cancer (2004) and breast cancer (2011), ER+, presenting with an 18-mm brain lesion on MRI (a). Biopsy was not possible due to location. PET/CT findings: solitary lesion with increased ER expression in the brain in MIP (b), located in the left occipital lobe on fused images (c), suggesting brain metastasis from breast cancer