Results 81 to 90 of about 6,550 (210)

Neuroendocrine Tumors (NETs) : A population-based study of incidence and survival in Girona province, 1994-2004 [PDF]

open access: yes, 2012
Els tumors neuroendocrins (TNEs) són un grup de neoplàsies poc freqüents i heterogènies i amb un ampli espectre d'agressivitat. Hi ha molt poca informació epidemiològica a nivell mundial, l'objectiu d'aquest estudi ha estat el de reportar-ne les dades a ...
Alsina Maqueda, Maria   +3 more
core  

Cytomorphologic spectrum in aspirates of extra-adrenal paraganglioma

open access: yesJournal of Cytology, 2014
Paraganglioma is a rare tumor arising from clusters of neuroendocrine cells in association with sympathetic and parasympathetic nervous system. It poses a diagnostic challenge because of its widespread anatomic distribution, subtle clinical manifestations, and a variety of morphologic patterns.The aim of this study is to have an insight into the ...
Uma Handa, Reetu Kundu, Harsh Mohan
openaire   +3 more sources

Il ruolo della PET/TC con 18F-DOPA nella diagnosi e nel follow-up dei paragangliomi surrenalici ed extra-surrenalici [PDF]

open access: yes, 2015
I paragangliomi (PGL) sono dei rari tumori che originano da agglomerati di cellule neuroendocrine, detti paragangli, connessi al sistema nervoso simpatico e parasimpatico, che si caratterizzano per la capacità di produrre, metabolizzare, immagazzinare e ...
DUCE, VALERIO
core  

Cement-augmented dorsal instrumentation of the spine as a safe adjunct to the multimodal management of metastatic pheochromocytoma: a case report [PDF]

open access: yes, 2012
Malignant pheochromocytoma is a neuroendocrine tumor that originates from chromaffin tissue. Although osseous metastases are common, metastatic dissemination to the spine rarely occurs.
Daniel Rittirsch   +8 more
core   +2 more sources

Delayed Paraganglioma Diagnosis: A Case Report and Literature Update

open access: yesİstanbul Medical Journal, 2015
Paragangliomas are rare catecholamine secreting neuroendocrine tumors arising from extra-adrenal autonomic ganglia. Almost all sympathetic paragangliomas secrete norepinephrine and present with hypertension, headache, sweating, and tachycardia episodes ...
Şamil Ecirli   +5 more
doaj   +1 more source

Paraganglioma of the thyroid gland: A case report [PDF]

open access: yes, 2014
Introduction. Thyroid paraganglioma is a very rare malignant neuroendocrine tumor. Immunohistochemical features of thyroid paraganglioma are helpful for the diagnosis. Case report.
Filipović Aleksandar   +2 more
core   +1 more source

Gastric paraganglioma: a case report and review of literature

open access: yesFrontiers in Oncology
Paragangliomas (PGLs) are rare neuroendocrine tumors which overproduce catecholamines (CAs). They are extra-adrenal, catecholamine-secreting tumors occurring outside the adrenal glands.
Chengyu Hu   +8 more
doaj   +1 more source

MR imaging features of benign retroperitoneal paragangliomas and schwannomas

open access: yesBMC Neurology, 2018
Background To determine whether MRI feature analysis can differentiate benign retroperitoneal extra-adrenal paragangliomas and schwannomas. Methods The MRI features of 50 patients with confirmed benign retroperitoneal extra-adrenal paragangliomas and ...
Yanguang Shen   +7 more
doaj   +1 more source

Gangliocytic paraganglioma of the spine

open access: yesAutopsy and Case Reports, 2021
Paragangliomas are rare, encapsulated, benign neuroendocrine tumors that can arise from the adrenal medulla or extraadrenal paraganglia. Extra-adrenal paragangliomas may develop a gangliocytic component with ganglion cells (Gangliocytic paragangliomas ...
Shubha Lal   +3 more
doaj  

Inter-aorto-cava retroperitoneal paraganglioma. Case Report

open access: yesActa Médica del Centro, 2022
Introduction: paragangliomas are very rare extra-adrenal tumors originating from the autonomic nervous system. They are classified in functioning or non-functioning tumors, according to the production of catecholamines.
Pedro León Acosta   +3 more
doaj  

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