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Common locations of parathyroid adenomas. Moreno MA, Callender GG, Woodburn K, Edeiken-Monroe BS, Grubbs EG, Evans DB, Lee JE, Perrier ND. BACKGROUND: We have developed a nomenclature system that succinctly specifies the locations of parathyroid adenomas in the neck.We report our experience using the system in a large, contemporary cohort of patients.ACKGROUND: We have developed a nomenclature system that succinctly specifies the locations of parathyroid adenomas in the neck.
Parathyroid Glands. Parathyroid glands are small tissue masses located on the posterior side of the thyroid. These glands vary in number, but typically two or more may be found in the thyroid. Parathyroid glands contain many cells that secrete hormones and have access to extensive blood capillary systems.Parathyroid glands produce and secrete parathyroid hormone. This hormone helps to regulate calcium concentrations by increasing blood calcium levels when these levels dip below normal.Parathyroid hormone counteracts calcitonin, which decreases blood calcium levels.arathyroid glands contain many cells that secrete hormones and have access to extensive blood capillary systems. Parathyroid glands produce and secrete parathyroid hormone. This hormone helps to regulate calcium concentrations by increasing blood calcium levels when these levels dip below normal.