1.	rAd-p53 Gene Therapy for Advanced Malignant Thyroid Tumors Phase: Phase IV Type: Treatment Status: Active Age: 18 to 85 Sponsor: Pharmaceutical / Industry Protocol IDs: rAd-p53-003, NCT00902122
2.	IoN- Is Ablative Radio-iodine Necessary for Low Risk Differentiated Thyroid Cancer Patients Phase: Phase III, Phase II Type: Treatment Status: Active Age: 16 and over Sponsor: Other Protocol IDs: UCL/10/0299, 2011-000144-21, Cancer Research UK, ISRCTN, NCT01398085
3.	Medico-Economic Comparison of Four Strategies of Radioiodine Ablation in Thyroid Carcinoma Patients Phase: Phase III Type: Treatment Status: Approved-not yet active Age: 18 and over Sponsor: Other Protocol IDs: Estimabl, CSET 1216, NCT00435851
4.	Gene Therapy and Radioactive Iodine in Treating Patients With Locally Recurrent Prostate Cancer That Did Not Respond to External-Beam Radiation Therapy Phase: Phase I Type: Biomarker/Laboratory analysis, Treatment Status: Active Age: 18 and over Sponsor: NCI, Other Protocol IDs: CDR0000618542, P30CA015083, MC0252, 06-009392, NCI-2009-01195, MAYO-MC0252, NCT00788307
5.	Iodine I 131 and Pazopanib Hydrochloride in Treating Patients With Recurrent and/or Metastatic Thyroid Cancer Previously Treated With Iodine I 131 That Cannot Be Removed By Surgery Phase: Phase I Type: Treatment Status: Active Age: 18 and over Sponsor: NCI, Other Protocol IDs: 7529, NCI-2011-01139, NCT01413113
6.	Metabolic Effects of Synthetic Thyroid Hormone for Thyroid Cancer Treatment Phase: Phase I Type: Biomarker/Laboratory analysis, Supportive care Status: Active Age: 18 and over Sponsor: NIDDK Protocol IDs: 110256, 11-DK-0256, NCT01441154
7.	Evaluation Study of L-T3 Utility in the Follow-Up of Patients With Thyroid Cancer Phase: No phase specified Type: Diagnostic, Supportive care Status: Active Age: 18 and over Sponsor: Other Protocol IDs: CRC 03-52-R1, NCT00223158
8.	Study of Iodine I 131 Therapy in Patients With Thyroid Cancer Phase: No phase specified Type: Diagnostic, Treatment Status: Active Age: 18 to 100 Sponsor: NCI Protocol IDs: JHOC-J0628, NCT00416949
9.	Radioiodine Dosimetry Protocol for Thyroid Cancer Metastases Phase: No phase specified Type: Diagnostic Status: Active Age: Over 18 Sponsor: Other Protocol IDs: CCR3047, NCT00749697
10.	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
11.	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
12.	Radioactive Iodide Therapy for Pediatric Graves' Disease Phase: No phase specified Type: Biomarker/Laboratory analysis, Natural history/Epidemiology Status: Active Age: 18 and under Sponsor: Other Protocol IDs: 0904005064, 1R01FD003707, NCT01269749
13.	Radioactive Iodide (131I) Treatment of 124I PET/CT Detected Breast Cancers Phase: No phase specified Type: Treatment Status: Active Age: 18 and over Sponsor: Other Protocol IDs: BRSMTS0012, SU-07292008-1271, NCT01360177
14.	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