paraganglioma
paraganglioma (pa-ră-gang-li-oh-mă) n. a benign tumour arising from paraganglion cells. Such tumours can occur around the aorta, the carotid artery (carotid body tumour), and the cervical portion of the vagus nerve (see glomus tumour), as well as in the abdomen and the eye.
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paraganglioma