BLOCK 4: Imaging Basics & Hemodynamics

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Learning Objectives By Lesson
Standard Imaging Planes

Stroke Volume

Explain the relationship between blood flow and blood velocity
Describe time-velocity integral and its relationship to stroke distance
Explain how can blood flow be derived from blood velocity acquired from echocardiography
Describe how to derive stroke volume on echocardiography, including where measurements should be performed
Understand the relationship between time-voltage integral and stroke volume

Pressure Gradients

Explain how to measure pressure gradients using echocardiography
Describe how to derive and when to use the modified and simplified Bernoulli equations to determine pressure gradients between chambers
Calculate instantaneous and mean pressure gradients between chambers
Identify sources of error when trying to measure pressure gradients between chambers
Determine the right ventricular systolic pressure, pulmonary artery diastolic pressure, and left ventricular end diastolic pressure

Pressure Half Time

Explain what pressure half time is
Describe how to obtain pressure half time from Doppler echocardiography
Recognize clinical applications of pressure half time and conditions that influence it

Continuity Principle

Describe the continuity equation
Identify clinical applications of the continuity equation
Explain how to determine valve area using the continuity equation
Describe advantages of the continuity equation
Describe the proximal isovelocity surface area in relation to the continuity equation and its clinical application

Progress

Instructors

GCU Education Team
Physician Educators