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Prospective Comprehensive Molecular Analysis of Endocrine Neoplasms
Background: * Endocrine neoplasms (tumors) are among the fastest growing tumors in incidence in the United States. Furthermore, it is often difficult to disti…
Evaluation of Patients With Suspected Parathyroid Adenoma and Negative or Equivocal 99mTc Sestamibi SPECT/CT Using 18F Fluorocholine PET/CT
This study proposes the use of a well-established PET isotope, Fluorine-18 (18F), bound to Choline, for a prospective single-center, single-arm study for parti…
Natural History Study of Parathyroid Disorders
Background: Parathyroid disorders are very common in the general population and include disorders of parathyroid excess, deficiency, or defects in parathyroid…
Precision Medicine Approaches to Renal Osteodystrophy
Treatment of renal osteodystrophy is impeded by the lack of practical and accurate tools to determine underlying bone turnover. Gold standard bone biopsy is no…
A Phase II Study of Accuracy of 18F-Fluorocholine PET/MRI and NeuroEXPLORER PET/CT Imaging for Localization of Parathyroid Tumors
Background: People have 4 parathyroid glands near the thyroid gland in the neck. Surgery is needed to remove a parathyroid gland that is too large or has a tu…
Molecular and Immunohistochemical Profiling of Tumor From Patients With Parathyroid Tumors for Evaluation of Targeted Agents
This trial studies molecular and immunohistochemical profiling of tumors in patients with parathyroid tumors. Studying molecular and immunohistochemical profil…
A Phase 2 Biomarker Study of Parathyroid Tumor Clonal Status in Hyperparathyroid Disorders (Primary, Secondary, and Tertiary)
To define the frequency of monoclonal-X and polyclonal-X tumors in hyperparathyroid disorders patients having PTX and to define the relationship between parath…
Patient Navigation to Improve Surgical Access in Primary Hyperparathyroidism
The goal of this study is to address surgical health equity in historically marginalized participants with primary hyperparathyroidism (PHPT). The main questio…
Advancing Product Development for Hypoparathyroidism: A Prospective Natural History Study of the Clinical Outcomes and Regulation of Disordered Mineral Metabolism
This is a prospective three-year natural history study of adults with hypoparathyroidism. The goal is to monitor patients with hypoparathyroidism to define end…
Improving the Sensitivity of Sestamibi SPECT-CT Parathyroid Scan with Calcitonin Pre-treatment for Primary Hyperparathyroidism
Patients with biochemically confirmed primary hyperparathyroidism and non-localizing SPECT-CT exam within the past year will be included. Subjects will be trea…
Routine Validation and Reproducibility Testing of Laboratory Assays and Research Techniques Used for Endocrine, Cardiometabolic, and Musculoskeletal Disorder Research (VALD)
The purpose of this research study is to validate (check the accuracy of) laboratory assays, intravenous catheter insertion, and equipment or devices and their…
Radiofrequency Ablation For Recurrent Parathyroid Carcinoma
The study will be an effectiveness study. The study will include enrollment of a total of 20 patients with at least one PC lesion for ultrasound guided RFA to …