Fig. 1.

Whole-body PET/CT with 18F-FDG shows hypermetabolic gallbladder mass with contiguous invasion into hepatic segments S5–S6 and partially S4b, measuring up to 143 mm, SUVmax 10.7 (red arrows); hypermetabolic metastatic lymph nodes: porta hepatis (SUVmax 8.3) displacing the portal vein with possible direct involvement (yellow arrows), para-aortic nodes (SUVmax 3.8), and a single mesenteric node in the transverse colon mesentery (SUVmax 4.4).