Results 31 to 40 of about 9,418 (266)

Low number of neurosecretory vesicles in neuroblastoma impairs massive catecholamine release and prevents hypertension

open access: yesFrontiers in Endocrinology, 2022
IntroductionNeuroblastoma (NB) is a pediatric cancer of the developing sympathetic nervous system. It produces and releases metanephrines, which are used as biomarkers for diagnosis in plasma and urine. However, plasma catecholamine concentrations remain
Annick Mühlethaler-Mottet   +11 more
doaj   +1 more source

The Pheochromocytoma/Paraganglioma syndrome: an overview on mechanisms, diagnosis and management [PDF]

open access: yesInternational Brazilian Journal of Urology, 2023
Pheochromocytomas/paragangliomas (PPGL) are rare, metastatic, and potentially fatal neuroendocrine tumors, often neglected because they present symptoms similar to other prevailing clinical conditions such panic syndrome, thyrotoxicosis, anxiety ...
José Viana Lima Junior   +1 more
doaj   +1 more source

Metoclopramide-Induced Pheochromocytoma Crisis: A Case Report and Literature Review. [PDF]

open access: yesClin Case Rep
ABSTRACT Pheochromocytoma is a catecholamine‐secreting neuroendocrine tumor originating in the adrenal medulla. In patients with pheochromocytoma, paroxysmal over‐secretion of catecholamines can be triggered by various medications, including the commonly used antiemetic metoclopramide.
Yamanashi Y   +4 more
europepmc   +2 more sources

Case of chronic indolent pheochromocytoma that caused medically controlled hypertension but treatment-resistant diabetes mellitus [PDF]

open access: yes, 2017
No abstract ...
Cho, Eun Joo   +4 more
core   +1 more source

Study of Plasma Metanephrine Level As Biochemical Parameter in Pregnant Women with Preeclampsia

open access: yesمجلة بغداد للعلوم, 2014
Pregnancy- including hypertension(PIH), also known as preeclampsia, is one of the major causes of maternal and fetal death. This study was carried out on 30 pregnant women with preeclampsia and 30 healthy pregnant women as control ranging in age mean ±SD
Baghdad Science Journal
doaj   +1 more source

Tumors in von Hippel–Lindau Syndrome: From Head to Toe—Comprehensive State-of-the-Art Review [PDF]

open access: yes, 2018
Von Hippel–Lindau syndrome (VHL) is an autosomal-dominant hereditary tumor disease that arises owing to germline mutations in the VHL gene, located on the short arm of chromosome 3.
Bhalla, Sanjeev   +6 more
core   +1 more source

Catecholamines in neuroblastoma: Driver of hypertension, or solely a marker of disease?

open access: yesCancer Reports, 2022
Background Neuroblastoma is a common solid tumor of childhood and is often associated with hypertension. Potential etiologies contributing to hypertension include renal compression, pain, volume overload, and catecholamine secretion. Cases We completed a
Matthew Harding   +2 more
doaj   +1 more source

Plasma free metanephrine, normetanephrine, and 3-methoxytyramine for the diagnosis of pheochromocytoma/paraganglioma

open access: diamondIndian Journal of Endocrinology and Metabolism, 2015
Background: Pheochromocytomas (PHEO) and paragangliomas (PGL) are derived from paraganglia of the sympathetic and parasympathetic nervous system. Most of the sympathetic PHEO/PGL secrete either catecholamine or their metabolites, metanephrines, whereas ...
ML Khurana   +6 more
openalex   +3 more sources

Plasma Metanephrines in the Diagnosis of Pheochromocytoma [PDF]

open access: yesAnnals of Internal Medicine, 1995
To examine whether tests for plasma metanephrines, the o-methylated metabolites of catecholamines, offer advantages for diagnosis of a pheochromocytoma over standard tests for plasma catecholamines or urinary metanephrines.Cross-sectional study.3 clinical specialist centers.52 patients with a pheochromocytoma; 67 normotensive persons and 51 patients ...
Lenders, J.W.M.   +8 more
openaire   +5 more sources

Unusual case of infrarenal pheochromocytoma developed on ectopic adrenal tissue: An autopsy case report

open access: yesActa Marisiensis - Seria Medica, 2022
Introduction: Pheochromocytomas are catecholamine-secreting tumors arising from the chromaffin cells of the adrenal medulla. We describe an unusual case of pheochromocytoma located in the infrarenal area and associated with bilateral adrenal hyperplasia.
Chiciudean Rebeca   +3 more
doaj   +1 more source

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