paraganglion


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paraganglion

[¦par·ə′gaŋ·glē‚än]
(anatomy)
Small structure associated with the sympathetic nervous system containing chromaffin tissue (hormonally active tissue related to the adrenal medulla). Also known as chromaffin body.
References in periodicals archive ?
Laryngeal paragangliomas are an exceedingly rare subset of neuroendocrine tumors that arise from the paraganglion cells of the supraglottis or subglottis.
Schilddruse, Epithelkorperchen, Ultimobranchialer Korper und Paraganglion caroticum ihre Topographie, Blutversorgung und Morphologie bei Huhn, Taube, Gans und Ente Inaug Dissertation.
Paragangliomas are uncommon hypervascular neuroendocrine tumors that develop in the extra-adrenal paraganglion tissue; they represent 0.03% of all neoplasms.
We present a case of a mesenteric paraganglioma with a subsequent finding of a small paraganglion cell nest within the gallbladder.
Extra-adrenal paragangliomas arising from neuroectodermal-derived paraganglion tissue are uncommon tumors (1).
Kohn first used the term paraganglion to describe the carotid body.
Glomus jugulare tumors are rare lesions accounting for approximately 0.6% of head and neck minors (Greenberg, 2001) and arise from paraganglion cells in the area of the jugular bulb, typically from the superior vagal ganglion.