1.	Pilot Study to Determine Radioiodide Accumulation and Dosimetry in Breast Cancers Using 124I PET/CT Phase: No phase specified Type: Biomarker/Laboratory analysis Status: Active Age: 18 and over Sponsor: Other Protocol IDs: BRS0001, 98583, SU-03142008-1044, NCT00725946
2.	Comparison of Iodine-124 (I-124) and Iodine-131 (I-131) Radiopharmacokinetics Phase: No phase specified Type: Biomarker/Laboratory analysis, Diagnostic Status: Active Age: 18 and over Sponsor: Other Protocol IDs: 2008-292, NCT00926978
3.	Reacquisition of Radioactive Iodine (RAI) Uptake of RAI-Refractory Metastatic Thyroid Cancers by Pretreatment With the Selective MEK Inhibitor AZD6244 Phase: No phase specified Type: Treatment Status: Active Age: 18 and over Sponsor: Other Protocol IDs: 09-048, NCT00970359
4.	Diagnostic Utility of [18F]-FDG-PET/CT and [124I]-PET/CT for Detection of Recurrence in Differentiated Thyroid Carcinoma Phase: No phase specified Type: Diagnostic Status: Active Age: 15 to 85 Sponsor: Other Protocol IDs: Korean AES007, NCT01374659
5.	Comparison of Dosimetry After rhTSH or Withdrawal of Thyroid Hormone in Metastatic or Locally Advanced Thyroid Cancer Phase: No phase specified Type: Treatment Status: Active Age: 18 and over Sponsor: Other Protocol IDs: DOSIMETA IGR2010/1645, NCT01403324
6.	PET Evaluation of Recurrent Differentiated Thyroid Cancer Phase: No phase specified Type: Diagnostic Status: Approved-not yet active Age: 18 and over Sponsor: Other Protocol IDs: NL37266.031.11, M11TRP, NCT01641679