A 76-y-old man with hypoosmolar hyponatremia of unknown origin was referred to the nuclear medicine department for 18F-FDG PET/CT to exclude a malignant cause. Increased 18F-FDG uptake in both adrenal glands was observed and investigated.
Keywords: 18F-FDG PET/CT; adrenal glands; hyponatremia.
© 2021 by the Society of Nuclear Medicine and Molecular Imaging.