Figure 2.
Multicentric SDHD-related PGL syndrome (5 HNPGL, 1 thoracic and 1 extra-adrenal PGL). A. 18F-FDG PET (maximal intensity projection (MIP)). B. 18F-FDOPA PET (MIP). C. Axial contrast-enhanced CT showing a 5 mm cervical PGL of the vagus nerve missed by 18F-FDOPA PET/CT (arrow). D. Axial contrast-enhanced CT image centered on a 14 mm abdominal extra-adrenal PGL located lateral to the celiac trunk (arrow). E. Axial 18F-FDG PET image centered over the positive tumour (arrow). F. Axial 18F-FDOPA PET image centered over the false-negative abdominal extra-adrenal PGL.