Results 51 to 60 of about 5,508 (215)

Extra‐Adrenal Paraganglioma Mimicking a Hilar Lymph Node Metastasis From Testicular Cancer: A Case Study

open access: yesThoracic Cancer
Extra‐adrenal paraganglioma is a rare tumor and is difficult to diagnose. We report a case of extra‐adrenal paraganglioma in the hilum identified after treatment for multiple intrathoracic lymph node metastases from testicular cancer.
Marina Nakatsuka   +5 more
doaj   +1 more source

Extra adrenal retroperitoneal paraganglioma associated with duplication of inferior vena cava

open access: yes, 2008
<p>Retroperitoneal paragangliomas arise from specialized neural crest cells symmetrically distributed along the aorta in association with the sympathetic chain. If this tissue aggregates in the adrenal medulla pheochromocytoma may arise.
parangama chatterjee
core   +1 more source

Hypertension secondary to paraganglioma: case report and review of the literature

open access: yesIatreia, 2016
We report the case of a 25 year-old man with a history of transient stroke during adolescence, and longstanding uncontrolled hypertension who presented with palpitations, diaphoresis and headache.
Rubio-Marín, Andrea Constanza   +3 more
doaj   +1 more source

Quality of Life After Surgical Treatment of Head and Neck Paragangliomas

open access: yesHead &Neck, Volume 48, Issue 4, Page 941-949, April 2026.
ABSTRACT Background Head and neck paragangliomas (HNPGLs) are rare neuroendocrine tumors and often arise in the head and neck. Due to their localization, the tumor and its surgical treatment pose a risk for cranial nerve impairments. Few studies have focused on the health‐related quality of life (HRQOL) in patients with HNPGLs and their relation to ...
Christina Sauter   +5 more
wiley   +1 more source

Extra- Adrenal Silent Retroperitoneal Paraganglioma: Report of a Rare Case [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2014
Extra- adrenal retroperitoneal paragangliomas are extremely rare neuroendocrine neoplasms with an incidence of 2-8 per million. They arise from embryonic neural crest cells and are composed mainly of chromaffin cells located in the para- aortic ...
Hemalatha. A. L   +4 more
doaj   +1 more source

Metoclopramide‐Induced Pheochromocytoma Crisis: A Case Report and Literature Review

open access: yesClinical Case Reports, Volume 14, Issue 3, March 2026.
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.
Yuki Yamanishi   +4 more
wiley   +1 more source

Utility of immunohistochemical staining for the diagnosis of Extra-adrenal mediastinal paraganglioma

open access: yesRespiratory Medicine Case Reports, 2020
Extra-adrenal, mediastinal paraganglioma are rare tumors that origin from sympathetic ganglia. Common diagnostic steps include CT, MRI and PET-Scan.
Isabella B. Metelmann   +3 more
doaj   +1 more source

Non‐Functional Paraganglioma of the Urinary Bladder: A Rare Cause of Bladder Tumor

open access: yesIJU Case Reports, Volume 9, Issue 2, March 2026.
ABSTRACT Introduction Paragangliomas of the urinary bladder (PUBs) are rare neuroendocrine tumors, representing less than 0.06% of all bladder neoplasms. While most are functional and associated with catecholamine excess, approximately 15% are non‐functional, often presenting asymptomatically and discovered incidentally.
Matt Wainstein   +4 more
wiley   +1 more source

Extra-adrenal Paraganglioma: An Uncommon Cause of Secondary Hypertension in a Young Subject

open access: yes, 2011
An 8 year boy was admitted with features of tuberculous meningitis. He was detected to have hypertension. Further investigations revealed an extra-adrenal paraganglioma. Tuberculous meningitis and paraganglioma could be chance associations. Paraganglioma
S Panda, S Jammula, SK Kota
core   +1 more source

Sulfasalazine‐Induced Urinary Normetanephrine Elevation Mimicking Recurrent Phaeochromocytoma—A Case Report

open access: yesCase Reports in Endocrinology, Volume 2026, Issue 1, 2026.
Phaeochromocytomas and paragangliomas (PPGLs) are catecholamine‐secreting neuroendocrine tumours (NETs) of the adrenal medulla and autonomic nervous system. Early recognition and management is critical given their potential morbidity and mortality. For this reason, stand‐alone screening investigations rely on a low diagnostic threshold, achieving high ...
Maria Hadjicosti   +6 more
wiley   +1 more source

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