Jove
Visualize
Contact Us

Related Concept Videos

Imaging Studies for Cardiovascular System II:Types of Echocardiography01:20

Imaging Studies for Cardiovascular System II:Types of Echocardiography

258
Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for...
258
Assessment of Ventilation I: Respiratory Rate01:20

Assessment of Ventilation I: Respiratory Rate

1.1K
Assessment of Ventilation
A Ventilation assessment is critical for monitoring a patient's health status. Respiration, one of the most accessible vital signs, provides insights into the function of numerous body systems and can indicate serious health issues, such as brainstem injuries from head trauma.
Critical Guidelines for Assessing Ventilation:
1.1K
Assessment of Ventilation II: Respiratory Depth and Rhythm01:29

Assessment of Ventilation II: Respiratory Depth and Rhythm

1.5K
Respiratory Depth
Respiratory depth measures the volume of air inhaled or exhaled during a breath. It can vary from shallow to deep and typically remains consistent when a person is at rest or asleep. Occasionally, individuals will automatically inhale deeply, known as sighing, which inflates the lungs with more air than normal breathing.
To assess respiratory depth, observe the degree of chest excursion or movement:
1.5K
Assessment of the Cardiovascular System III: Palpation01:27

Assessment of the Cardiovascular System III: Palpation

323
Palpation involves feeling the body to evaluate texture, size, consistency, and tenderness for assessing cardiovascular health. The following steps are organized in a head-to-toe order:
Jugular Venous Pressure (JVP) Measurement
Position the patient at a thirty- to forty-five-degree angle or in a semi-fowler's position. Look for the highest point of pulsation in the internal jugular vein and measure the vertical distance to the angle of Loius or sternal angle. A normal JVP is 3-4 cm above...
323

You might also read

Related Articles

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

Sort by
Same author

The Interrater Reliability of Cardiac Arrest Video Review: A Pilot Study.

American journal of medical quality : the official journal of the American College of Medical Quality·2026
Same author

Social Media Engagement, Youth E-Cigarette Use, and the Moderating Potential of Harm Perceptions.

Tobacco use insights·2026
Same author

Emergency Medical Services Equipment Use in the Emergency Department and Time to Care for Those With Out-of-Hospital Cardiac Arrest.

Annals of emergency medicine·2026
Same author

Posttraumatic growth in a nursing population: Implications for future crises.

Archives of environmental & occupational health·2026
Same author

Video Review of Cardiac Arrest: A Scoping Review.

Journal of the American College of Emergency Physicians open·2026
Same author

Mitochondrial Transplantation as a Therapeutic Strategy for Inherited Mitochondrial Diseases.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Video

Updated: Jun 28, 2025

Comprehensive Echocardiographic Assessment of Right Ventricle Function in a Rat Model of Pulmonary Arterial Hypertension
07:38

Comprehensive Echocardiographic Assessment of Right Ventricle Function in a Rat Model of Pulmonary Arterial Hypertension

Published on: January 20, 2023

3.5K

Right Ventricular "Bubble Time" to Identify Patients With Right Ventricular Dysfunction.

Allison Cohen1, Timmy Li1, Nicholas Bielawa2

  • 1Department of Emergency Medicine, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, Hempstead, NY; Department of Emergency Medicine, North Shore University Hospital, Manhasset, NY.

Annals of Emergency Medicine
|April 10, 2024
PubMed
Summary
This summary is machine-generated.

Right ventricular (RV) bubble time, a novel echocardiography method, accurately identifies RV dysfunction in the emergency department. An RV bubble time of 40 seconds or more indicates dysfunction, aiding rapid diagnosis.

More Related Videos

Assessment of Right Ventricular Structure and Function in Mouse Model of Pulmonary Artery Constriction by Transthoracic Echocardiography
10:33

Assessment of Right Ventricular Structure and Function in Mouse Model of Pulmonary Artery Constriction by Transthoracic Echocardiography

Published on: February 3, 2014

27.7K
Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography
07:11

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography

Published on: October 28, 2020

2.9K

Related Experiment Videos

Last Updated: Jun 28, 2025

Comprehensive Echocardiographic Assessment of Right Ventricle Function in a Rat Model of Pulmonary Arterial Hypertension
07:38

Comprehensive Echocardiographic Assessment of Right Ventricle Function in a Rat Model of Pulmonary Arterial Hypertension

Published on: January 20, 2023

3.5K
Assessment of Right Ventricular Structure and Function in Mouse Model of Pulmonary Artery Constriction by Transthoracic Echocardiography
10:33

Assessment of Right Ventricular Structure and Function in Mouse Model of Pulmonary Artery Constriction by Transthoracic Echocardiography

Published on: February 3, 2014

27.7K
Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography
07:11

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography

Published on: October 28, 2020

2.9K

Area of Science:

  • Cardiology
  • Emergency Medicine
  • Diagnostic Imaging

Background:

  • Right ventricular (RV) dysfunction is a critical condition requiring prompt diagnosis.
  • Current diagnostic methods for RV dysfunction in the emergency department (ED) can be time-consuming.
  • A rapid, accurate bedside test for RV dysfunction is needed.

Purpose of the Study:

  • To evaluate a novel method for assessing RV dysfunction using RV "bubble time" in the ED.
  • To determine the optimal cutoff value of RV bubble time for differentiating patients with and without RV dysfunction.
  • To report the diagnostic test characteristics of RV bubble time.

Main Methods:

  • Prospective diagnostic accuracy study involving hemodynamically stable ED patients.
  • Bedside echocardiography to measure RV bubble time after saline solution flush.
  • Gold standard: Comprehensive cardiologist-interpreted echocardiogram within 36 hours to assess RV strain or enlargement.

Main Results:

  • 196 patients enrolled; 69 (35.2%) had RV dysfunction.
  • Median RV bubble time was 62 seconds (IQR: 52-93) in patients with RV dysfunction vs. 21 seconds (IQR: 12-32) without (P<.0001).
  • Optimal cutoff: RV bubble time ≥ 40 seconds showed 97% sensitivity and 87% specificity for RV dysfunction.

Conclusions:

  • RV bubble time of ≥ 40 seconds is highly sensitive for detecting RV dysfunction in ED patients.
  • RV bubble time < 40 seconds is specific for identifying patients without RV dysfunction.
  • Further investigation is warranted in broader patient populations and by non-specialist sonographers.