TABLE 4

Relationship Between Radiologic Work-Up and 18F-FDG PET for Detection of Primary Lesion in Patients with Metastatic Brain Tumor

18F-FDG PETRadiologic work-up
+−
+565*
−5†4

  • ↵* Two malignant lymphoma, 2 lung cancer, and 1 malignant melanoma.

  • ↵† Two hepatoma, 1 renal cell carcinoma, 1 malignant melanoma in anus, 1 hilar mass.