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

Measurement of Blood Pressure

Measurement of Blood Pressure

Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a...

Cardiomyopathy II: Dilated Cardiomyopathy

Cardiomyopathy II: Dilated Cardiomyopathy

Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...

Aneurysm II: Clinical Manifestations and Diagnostic Studies

Aneurysm II: Clinical Manifestations and Diagnostic Studies

Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...

Acute Coronary Syndrome V: Nursing Management

Acute Coronary Syndrome V: Nursing Management

Nursing Assessment:Nursing management of acute coronary syndrome (ACS) involves taking the patient's history, focusing on primary complaints such as chest pain, dyspnea, and excessive sweating (diaphoresis), as well as other symptoms like back or jaw pain, nausea, vomiting, palpitations, dizziness, and fatigue. The nurse also reviews the patient's history of cardiac events, risk factors such as hypertension, diabetes, smoking, family history, and current medications.In the objective assessment,...

Acute Coronary Syndrome III: Diagnostic Studies

Acute Coronary Syndrome III: Diagnostic Studies

Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...

Introduction Cardiac Emergencies

Introduction Cardiac Emergencies

Cardiac emergencies are critical situations involving the heart that require immediate medical intervention to prevent severe complications or death. These emergencies often arise from underlying heart conditions that impair the heart's ability to function correctly.Types of Cardiac EmergenciesThe most common types of cardiac emergencies include Acute Coronary Syndrome (ACS), myocardial infarction (MI), cardiac arrest, and heart failure.Acute Coronary Syndrome (ACS)Acute Coronary Syndrome (ACS)...

You might also read

Related Articles

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

Sort by

Same author

Education Research: Integration of Trainee and Faculty Clinics at an Academic Medical Center: Improving Quality of Care and Education.

Neurology. Education·2026

Same author

Proprioceptive synaptic dysfunction is a key feature in mice and humans with spinal muscular atrophy.

Brain : a journal of neurology·2025

Same author

Education Research: Utilization of Simulation in Residency Programs: A Survey of Adult Neurology Residency Program Directors.

Neurology. Education·2025

Same author

Biallelic Loss-of-Function Variants in <i>BICD1</i> Are Associated with Peripheral Neuropathy and Hearing Loss.

International journal of molecular sciences·2023

Same author

Lack of effect on ambulation of dalfampridine-ER (4-AP) treatment in adult SMA patients.

Neuromuscular disorders : NMD·2020

Same author

Neuromuscular disorders in pregnancy.

Handbook of clinical neurology·2020

Same journal

Sports Neurology.

Neurologic clinics·2026

Same journal

Sports-Related Peripheral Nerve Injuries.

Neurologic clinics·2026

Same journal

Active Rehabilitation and Return to Play in Sports-Related Concussion.

Neurologic clinics·2026

Same journal

Autonomic Assessment and Management in Sports-Related Concussion.

Neurologic clinics·2026

Same journal

Management of Vestibular Symptoms in Sports-Related Concussion.

Neurologic clinics·2026

Same journal

Neuropsychological Assessment in Sport-Related Concussion: Evidence, Controversies, and Clinical Applications.

Neurologic clinics·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Mar 17, 2026

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance

Published on: March 21, 2013

Syncope: Case Studies.

Inna Kleyman¹, Louis H Weimer¹

¹Department of Neurology, Columbia University College of Physicians and Surgeons, Neurological Institute of New York, 710 West 168th Street, New York, NY 10032, USA.

Neurologic Clinics

|July 23, 2016

Summary

This summary is machine-generated.

Syncope, or sudden loss of consciousness, is a common neurological symptom with diverse causes. Understanding these varied mechanisms is key for accurate diagnosis and treatment of fainting episodes.

Keywords:

Autonomic dysfunction Cardiogenic syncope Dysautonomia Orthostatic hypotension Syncope Vasovagal

More Related Videos

Point of Care Transcranial Color-Coded Duplex Ultrasound of the Middle Cerebral Artery

Point of Care Transcranial Color-Coded Duplex Ultrasound of the Middle Cerebral Artery

Published on: August 9, 2024

Real-Time Monitoring of Neurocritical Patients with Diffuse Optical Spectroscopies

Real-Time Monitoring of Neurocritical Patients with Diffuse Optical Spectroscopies

Published on: November 19, 2020

Related Experiment Videos

Last Updated: Mar 17, 2026

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance

Published on: March 21, 2013

Point of Care Transcranial Color-Coded Duplex Ultrasound of the Middle Cerebral Artery

Point of Care Transcranial Color-Coded Duplex Ultrasound of the Middle Cerebral Artery

Published on: August 9, 2024

Real-Time Monitoring of Neurocritical Patients with Diffuse Optical Spectroscopies

Real-Time Monitoring of Neurocritical Patients with Diffuse Optical Spectroscopies

Published on: November 19, 2020

Area of Science:

Neurology
Cardiology

Background:

Syncope, characterized by transient loss of consciousness, is a frequent neurological complaint.
It represents a symptom of underlying conditions rather than a distinct diagnosis.

Observation:

Episodes are often preceded by a prodrome and may have identifiable triggers.
Case studies illustrate the broad spectrum of syncope etiologies.

Findings:

Reflex syncope, encompassing vasovagal and situational types, is the most prevalent cause.
Autonomic neuropathies and neurodegenerative diseases are also identified as significant contributors to syncope.

Implications:

Accurate etiological diagnosis of syncope is crucial for effective patient management.
Further research into the diverse mechanisms of syncope can improve clinical outcomes.