Table 2.
Commonly used radiotracers in PET or SPECT studies
| Tracer | Application | Half-life |
|---|---|---|
| [18]F | Imaging bone, measuring glucose metabolism, cell proliferation | 110 minutes |
| [123]I | Detection and management of thyroid cancer | 13.2 hours |
| [131]I | Detection and management of thyroid cancer | 8 days |
| [111]In | Neuroendocrine tumors, lymphomas | 2.8 days |
| [64]Cu | Hypoxia imaging, tumor receptor targeting | 12.7 hours |
| [11]C | Diagnosis and monitoring of cancer | 20 minutes |
| [99m]Tc | Monitoring prostate cancer | 6 hours |
| [201]Tl | Cardiovascular imaging, brain tumors | 73 hours |
| [67]Ga | Detection of lymphomas | 3.2 days |
| [68]Ga | Tumor imaging, leukocyte-derived malignancies | 68 minutes |
Abbreviations: PET, positron emission tomography; SPECT, single photon emission computed tomography.