Related Experiment Video
Updated: Jul 7, 2026
09:52
Setting Up a Stroke Team Algorithm and Conducting Simulation-based Training in the Emergency Department - A Practical Guide
Published on: January 15, 2017
Resource allocation among cardiovascular specialists and trainees: a pilot survey
1Department of Medicine, McGill University Health Centre, Montreal, Quebec, Canada. james.brophy@mcgill.ca
The Canadian Journal of Cardiology
|February 15, 2008
Summary
Cardiovascular specialists show uncertainty in valuing new technologies, allocating similar hypothetical budgets to implantable cardiac defibrillators and bare metal coronary stents. Further research is needed to understand these value perceptions.
Area of Science:
- Cardiovascular Medicine
- Health Technology Assessment
Background:
- Assessing the perceived value of emerging cardiovascular technologies is crucial for resource allocation.
- Cardiologists' perspectives on new medical innovations inform clinical practice and healthcare investment.
Purpose of the Study:
- To evaluate the relative importance assigned by cardiovascular specialists to novel medical technologies.
- To understand how practicing cardiologists and trainees prioritize new cardiovascular interventions.
Main Methods:
- A pilot survey was conducted among practicing cardiologists and cardiology trainees.
- Respondents allocated a hypothetical budget across various new cardiovascular technologies.
Main Results:
- Analysis of 28 responses (62% response rate) revealed varied technology valuation.
- Similar budget allocations were observed for implantable cardiac defibrillators and bare metal coronary stents.
- Physicians showed more conservative spending on advanced versions like drug-eluting stents and biventricular pacing, with notable individual variations.
Conclusions:
- Significant uncertainty exists among cardiovascular specialists regarding the comparative value of new technologies.
- Further investigation is necessary to quantify this uncertainty and identify its underlying factors.
Related Concept Videos
01:23Assessment of the Cardiovascular System I: Subjective Data
A thorough health history and physical assessment are essential for identifying cardiovascular disease (CVD) symptoms and distinguishing them from other health issues.
Initial Enquiry
Ask the patient about their primary concern and thoroughly explore all reported symptoms.
Medical History
Investigate past illnesses affecting the cardiovascular system, such as angina, anemia, rheumatic fever, congenital heart disease, stroke, thrombophlebitis, dysrhythmias, varicosities
Inquire about symptoms...
Initial Enquiry
Ask the patient about their primary concern and thoroughly explore all reported symptoms.
Medical History
Investigate past illnesses affecting the cardiovascular system, such as angina, anemia, rheumatic fever, congenital heart disease, stroke, thrombophlebitis, dysrhythmias, varicosities
Inquire about symptoms...
01:26Imbalances in Cardiac Output
The heart's primary function is to pump blood throughout the body, maintaining a balance between blood sent out (cardiac output) and blood returning (venous return). If this balance is disrupted, it can result in congestive heart failure (CHF), a severe condition where the heart becomes an inefficient pump, leading to inadequate blood circulation.
CHF can occur due to the failure of either side of the heart. Left-side failure leads to pulmonary congestion—the right side continues to send blood...
CHF can occur due to the failure of either side of the heart. Left-side failure leads to pulmonary congestion—the right side continues to send blood...
01:11Cardiac Output and Stroke Volume
Cardiac output (CO) is an integral aspect of human physiology, reflecting the heart's efficiency and responsiveness to the body's needs. It represents the volume of blood that the left or right ventricle ejects into the aorta or pulmonary trunk each minute. The CO is calculated by multiplying the heart rate (HR)—the number of heartbeats per minute—by the stroke volume (SV)—the amount of blood pumped out with each heartbeat.
In an average resting adult male, the typical cardiac output averages...
In an average resting adult male, the typical cardiac output averages...
01:25Assessment of the Cardiovascular System IV: Auscultation
Cardiac auscultation is a clinical skill used to assess heart function and detect abnormalities. It involves listening to heart sounds at specific anatomical locations through a stethoscope.
Normal Heart Sounds
S1 (First Heart Sound)-
S1 is made by the closure of the mitral and tricuspid valves (atrioventricular valves), marking the beginning of systole.
S2 (Second Heart Sound)-
S2 is made by the closure of the aortic and pulmonic valves (semilunar valves), marking the end of the systole.
Normal Heart Sounds
S1 (First Heart Sound)-
S1 is made by the closure of the mitral and tricuspid valves (atrioventricular valves), marking the beginning of systole.
S2 (Second Heart Sound)-
S2 is made by the closure of the aortic and pulmonic valves (semilunar valves), marking the end of the systole.