This review summarizes the classification of tumors of the adrenal medulla and extra-
adrenal paraganglia as outlined in the 5th series of the WHO Classification of Endocrine and …

Introduction Composite phaeochromocytoma is a tumour containing a separate tumour of
neuronal origin in addition to a chromaffin cell tumour. This study reports on two cases from …

Recent developments in molecular genetics have expanded the spectrum of disorders
associated with pheochromocytomas (PCCs) and extra-adrenal paragangliomas (PGLs) …

Objective To describe and compare the clinical, biochemical, radiologic, and pathologic
features of adrenal pheochromocytoma-ganglioneuroma (PC-GN) composites with the …

Objective To describe the rare occurrence of histologic transformation of a
pheochromocytoma to a composite type of tumor during a long-term follow-up, which was …

The watery diarrhea, hypokalemia and achlorhydria (WHDA) syndrome due to vasoactive
intestinal polypeptide (VIP)-producing extra-pancreatic tumors is rare. We report on a 45 …

Composite pheochromocytoma (CP) is a rare tumor of the adrenal medulla, consisting of
neuroendocrine and neural components. Despite similar neural crest origins …

Preoperative diagnosis of a composite pheochromocytoma-ganglioneuroma is impossible
because of the low incidence rate, and the radiological findings and symptoms are similar to …

Although pheochromocytoma may occur at multiple sites and in association with a number
of other tumors, the presence of both pheochromocytoma and ganglioneuroma within a …

IntroduCtIon Pheochromocytomas (PHEOs) are rare catecholamine-secreting tumors that arise
from chromaffin tissue with- Page 1 Case Report doi: 10.4183/aeb.2014.140 140 Acta …