A pheochromocytoma is a tumor arising from chromaffin tissue in the adrenal medulla, whereas a paraganglioma is an extra-adrenal tumor of either the sympathetic or the parasympathetic chain, which ...

The patient underwent surgery, which confirmed a malignant neck paraganglioma with metastasis to a cervical lymph node. He had no family history of carotid body tumors or pheochromocytoma.

The 2004 WHO classification of endocrine tumors defines pheochromocytoma as a tumor arising from catecholamine-producing chromaffin cells in the adrenal medulla -- an intra-adrenal paraganglioma.

The panel of experts at the ISP felt strongly that localization of pheochromocytoma or paraganglioma should only be initiated if the clinical evidence for the presence of tumor is reasonably ...

MEN type 2B is a very rare disorder and can cause medullary thyroid cancer, pheochromocytoma, and lesions on the tongue and lips (mucosal neuromas). Familial paraganglioma-pheochromocytoma syndrome is ...

1. Gruber LM, Erickson D, Babovic-Vuksanovic D, Thompson GB, Young Jr. WF, Bancos I: Pheochromocytoma and paraganglioma in patients with neurofibromatosis type 1. Clin Endocrinol (Oxf) 2017 ...