Fig. 6

This middle-age female presented with back pain and a retroperitoneal mass on CT. F-18 FDG demonstrate moderate uptake (left), Ga-68 DOTATATE was negative (middle) with only physiologic uptake in the pancreas uncinate process (green arrow) while I-123 MIBG (right) demonstrated intense uptake. A paraganglioma was confirmed following surgical resection. Plasma and urine normetanephrine were elevated at 3728 pmol/L (N < 900) and 11.8 micromol/day (normal <2.3), respectively