Related Experiment Video
Updated: Jun 27, 2026
08:18
WheelCon: A Wheel Control-Based Gaming Platform for Studying Human Sensorimotor Control
Published on: August 15, 2020
Precordial steering wheel: a fortunate accident
Yuri B Pride1, Elizabeth J Frost, Philip D Anderson
1Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts 02215, USA.
The Journal of Emergency Medicine
|November 22, 2008
Summary
This case report details a patient with ST-segment elevation myocardial infarction (STEMI) and ventricular fibrillation (VF) who caused a motor vehicle collision (MVC). Management involved balancing ischemia and hemorrhage risks during treatment.
Area of Science:
- Cardiology
- Emergency Medicine
- Trauma Surgery
Background:
- Motor vehicle collisions (MVCs) are sometimes linked to myocardial ischemia.
- However, ST-segment elevation myocardial infarction (STEMI) causing ventricular tachyarrhythmia and subsequent MVC is rarely reported.
- Managing antiplatelet and antithrombotic therapy in these patients requires balancing ischemia and hemorrhage risks.
Observation:
- A 47-year-old male involved in a high-speed, head-on MVC presented with severe facial and chest trauma.
- Initial ECG showed ST-segment elevation, and cardiac catheterization revealed right coronary artery (RCA) plaque rupture.
- Stent implantation was deferred due to hemorrhage concerns from antithrombotic therapy.
Findings:
- The patient developed ventricular fibrillation (VF) in the catheterization lab.
- Repeat angiography showed an occluded RCA, leading to successful stent implantation.
- This highlights the complex interplay between trauma, STEMI, and subsequent cardiac events.
Implications:
- Managing STEMI in trauma patients is challenging due to increased bleeding risks with standard therapies.
- Treatment decisions must carefully weigh the risk of prolonged myocardial ischemia against the risk of hemorrhage.
- This case underscores the need for individualized treatment strategies in complex cardiovascular and trauma scenarios.
More Related Videos
12:25C-arm-Free Simultaneous OLIF51 and Percutaneous Pedicle Screw Fixation in a Single Lateral Position
Published on: September 16, 2022
11:12Driving Simulation in the Clinic: Testing Visual Exploratory Behavior in Daily Life Activities in Patients with Visual Field Defects
Published on: September 18, 2012
Related Concept Videos
01:02Gyroscope
A gyroscope is defined as a spinning disk in which the axis of rotation is free to assume any orientation. When spinning, the orientation of the spin axis is unaffected by the orientation of the body that encloses it. The body or vehicle enclosing the gyroscope can be moved from place to place, while the orientation of the spin axis remains the same. This makes gyroscopes very useful in navigation, especially where magnetic compasses cannot be used, such as in crewed and crewless spacecraft,...
01:24Gyroscope: Precession
Precession can be demonstrated effectively through a spinning top. If a spinning top is placed on a flat surface near the surface of the Earth at a vertical angle and is not spinning, it will fall over due to the force of gravity producing a torque acting on its center of mass. However, if the top is spinning on its axis, it precesses about the vertical direction, rather than topple over due to this torque. Precessional motion is a combination of a steady circular motion of the axis and the...
01:16Eccentric Loading
Eccentric loading is a crucial concept in the study of structural engineering and mechanics, particularly when analyzing the stability and stress distribution in columns. Unlike centric loading, where the force is applied along the centroidal axis, causing uniform compression, eccentric loading occurs when a force is applied off-center. This off-center application introduces not only direct compressive stress but also bending stress, significantly influencing the column's behavior under load.
01:25The Anchoring-and-Adjustment Heuristic
In order to make good decisions, we use our knowledge and our reasoning. Often, this knowledge and reasoning is sound and solid. However, sometimes, we are swayed by biases or by others manipulating a situation. For example, let’s say you and three friends wanted to rent a house and had a combined target budget of $1,600. The realtor shows you only very run-down houses for $1,600 and then shows you a very nice house for $2,000. Might you ask each person to pay more in rent to get the $2,000...
01:12Hindsight Biases
Hindsight bias leads you to believe that the event you just experienced was predictable, even though it really wasn’t. In other words, you knew all along that things would turn out the way they did. Can you relate this to the phrase "Hindsight is 20/20" now?
01:20Instantaneous Center of Zero Velocity
General plane motion, often observed in a rolling wheel, refers to a type of movement where the wheel is simultaneously rotating and translating. This complex motion can be understood by breaking it down into individual components.
To analyze this, consider two points on the wheel: point A and point B. The absolute velocity of point B can be expressed as the vector sum of the absolute velocity of point A and the relative velocity of point B with respect to point A. To simplify this analysis,...
To analyze this, consider two points on the wheel: point A and point B. The absolute velocity of point B can be expressed as the vector sum of the absolute velocity of point A and the relative velocity of point B with respect to point A. To simplify this analysis,...