Fig. 4From: Head-to-head comparison of 18F-FDG and 18F-FES PET/CT for initial staging of ER-positive breast cancer patientsFusion PET axial images of 18F-FES a and 18F-FDG b for 18F-FDG-avid right breast mass and multiple enlarged metastatic nodes at right axilla on CT imaging c without 18F-FES avidity, in line with few small 18F-FDG-avid nodes at left axilla (arrow) but no 18F-FES avidity compatible with reactive nodes from recent vaccination and decreased size in follow-up imagingBack to article page