Hypercalcemia and metastatic calcification in a neonate with subcutaneous fat necrosis

Sajitha Nair1, Sathyajith G Nair, Ashwin Borade

  • 1Department of Pediatrics, Amrita Institute of Medical Sciences, Elamakkara P.O., Kochi, Kerala, India. sajithas@aims.amrita.edu

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Synthesis and Functions of Calcitonin00:51

Synthesis and Functions of Calcitonin

Calcitonin, a vital polypeptide hormone, regulates calcium levels within body fluids. It is released by the parafollicular cells, also known as C cells, situated in the follicular epithelium of the thyroid gland. Calcitonin responds to fluctuations in blood calcium levels and the influence of gastrointestinal hormones like gastrin and cholecystokinin.
The exact mechanisms by which calcitonin operates in calcium homeostasis remain elusive, but its significance is evident in several vital...