Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Adrenergic Antagonists: Pharmacological Actions of β-Receptor Blockers

Adrenergic Antagonists: Pharmacological Actions of β-Receptor Blockers

β-receptor blockers significantly impact the cardiovascular system by counteracting catecholamine-induced sympathetic responses. These medications decrease heart rate, contractility, and cardiac output, potentially leading to cardiac depression, life-threatening bradycardia, and death. Therapeutically, β-blockers function as mild antihypertensives and are utilized in treating angina pectoris and cardiac arrhythmias. However, nonselective β-blockers inhibit β2-receptors in bronchial smooth...

Adrenal Gland Disorders

Adrenal Gland Disorders

Adrenal gland disorders manifest when the production of adrenal hormones deviates from the norm, resulting in either excessive or insufficient concentrations.
Adrenal insufficiency, characterized by insufficient cortisol and aldosterone production, leads to conditions like Addison's disease. This disorder, affecting the adrenal cortex, exhibits symptoms such as skin bronzing, dehydration, low blood pressure, fatigue, and weight loss. Congenital adrenal hyperplasia, a genetic ailment causing...

Adrenergic Antagonists: Pharmacological Actions of ɑ-Receptor Blockers

Adrenergic Antagonists: Pharmacological Actions of ɑ-Receptor Blockers

α-Adrenergic antagonists, known as α-blockers, exert their effects by inhibiting α-adrenoceptors, leading to specific physiological actions. α1-blockers and α2-blockers have distinct pharmacological actions and therapeutic applications.
α1-blockers: These drugs inhibit α1-adrenoceptors on smooth muscle cells, resulting in vasodilation. This vasodilation lowers blood pressure, making α1-blockers valuable in treating hypertension. Additionally, α1-blockers effectively address urinary obstruction...

Sympathetic Signaling

Sympathetic Signaling

Sympathetic signaling, a vital part of the autonomic nervous system, plays a crucial role in mobilizing the body's resources in response to stress or emergencies. It involves the transmission of nerve impulses from sympathetic preganglionic fibers to postganglionic fibers. This results in the release of specific neurotransmitters and activation of adrenergic receptors.
Sympathetic preganglionic fibers release the neurotransmitter acetylcholine (ACh) onto the ganglionic neurons in the...

Sympathetic Pathways: Collateral Ganglia and Adrenal Medulla

Sympathetic Pathways: Collateral Ganglia and Adrenal Medulla

The sympathetic pathways of the collateral ganglia and adrenal medulla serve unique but interconnected roles in the sympathetic response.
Collateral Ganglia
Sympathetic preganglionic axons reach the collateral ganglia along the route of splanchnic nerves. These nerves bypass the sympathetic trunk and communicate with sympathetic postganglionic neurons housed in the prevertebral ganglia. These ganglia supply the organs of the abdominopelvic cavity.
The greater splanchnic nerve, formed by the...

Transducer Mechanism: Enzyme-Linked Receptors

Transducer Mechanism: Enzyme-Linked Receptors

Enzyme-linked receptors are cell-surface receptors acting as an enzyme or associating with an enzyme intracellularly. They make excellent drug targets. Drugs can bind to the extracellular ligand-binding domain or directly affect their enzymatic domain and alter their activity.
Major types that are helpful drug targets include:

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Coronary artery bypass grafting patients' preferences and willingness to pay for remote cardiac rehabilitation: discrete choice experiment study.

BMC health services research·2026

Same author

Molecular Design and Preclinical Evaluation of GenSci143, a Novel B7-H3- and PSMA-Directed Bispecific Antibody-Drug Conjugate, for the Treatment of Prostate Cancer.

Molecular cancer therapeutics·2026

Same author

Seasonal Variation in Zooplankton Community Structure and Its Environmental Drivers in the Coastal Waters of Lanshan Port.

Biology·2026

Same author

Multimodal management of rheumatic mitral stenosis with widespread cervicocephalic thromboembolism.

Journal of cardiothoracic surgery·2026

Same author

Life-threatening arrhythmias from dynamic LVOT obstruction by a large left ventricular fibroma in an adolescent: complete resolution after combined transaortic-transatrial resection-a case report.

Frontiers in cardiovascular medicine·2026

Same author

Machine learning-based assessment of offshore wind farm impacts on soft-bottom benthic communities in the Shandong Peninsula.

Scientific reports·2026

Search research articles

Related Experiment Video

Updated: Jul 4, 2026

A Novel Method: Super-selective Adrenal Venous Sampling

A Novel Method: Super-selective Adrenal Venous Sampling

Published on: September 15, 2017

Nonfunctioning benign cardiac pheochromocytoma.

Qingbao Li¹, Quanxin Fan, Decai Li

¹Department of Cardiac Surgery, Provincial Hospital Affiliated to Shandong University, Shandong University, 324, Jingwu Road, 250021, Jinan, China. qingbao2004@sina.com

Journal of Cancer Research and Clinical Oncology

|June 20, 2008

Summary

This summary is machine-generated.

This study presents a rare case of nonfunctioning benign cardiac pheochromocytoma, a type of adrenal tumor in the heart. Surgical treatment offers an excellent prognosis for patients with this rare cardiac tumor.

More Related Videos

Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas

Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas

Published on: January 17, 2018

Related Experiment Videos

Last Updated: Jul 4, 2026

A Novel Method: Super-selective Adrenal Venous Sampling

A Novel Method: Super-selective Adrenal Venous Sampling

Published on: September 15, 2017

Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas

Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas

Published on: January 17, 2018

Area of Science:

Cardiology
Oncology
Endocrinology

Background:

Nonfunctioning benign cardiac pheochromocytoma is an exceptionally rare tumor.
Few cases have been previously documented in medical literature.

Observation:

A unique case of nonfunctioning benign cardiac pheochromocytoma is presented.
Symptoms are often nonspecific, increasing the risk of misdiagnosis or missed diagnosis.
The presented case involved surgical treatment.

Findings:

Surgical intervention led to a complete cure in the presented case.
Benign cardiac pheochromocytomas generally have an excellent prognosis following treatment.
Malignant variants of this tumor carry a very poor prognosis.

Implications:

Complete surgical resection is the recommended treatment for nonfunctioning benign cardiac pheochromocytoma.
Early and accurate diagnosis is crucial for optimal patient outcomes.
Further research into this rare condition can improve diagnostic and therapeutic strategies.