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Associated spatially with a follicle.


close to a follicle.

parafollicular cell
a c cell of the thyroid gland.
References in periodicals archive ?
Medullary thyroid cancer is a malignancy of the parafollicular cells and is often seen in such syndromes as multiple endocrine neoplasia (MEN).
The parafollicular cells secret calcitonin and, hence, are called C cells.
Cells from the neural crest descend to the ultimobranchial body and finally migrate to amalgamate with the thyroid tissue and form the parafollicular cells (C cells).
Endogenous calcitonin is produced in the parafollicular cells of the thyroid gland of humans.
Medullary carcinoma of the thyroid (MCT) is an uncommon malignant neoplasm arising from the parafollicular cells that produce calcitonin and carcinoembryonic antigen (CEA).