Echocardiograph

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Questions and Answers

What is echocardiography?

The use of ultrasound in order to study the function and morphology of the heart without being invasive

What equipment is needed for echocardiography?

Echocardiology table, ultrasound gel or alcohol

When performing an echocardiogram on a dog, where should the probe be placed on the right side?

  • 2nd-4th intercostal spaces
  • 4th-6th intercostal spaces (correct)
  • 3rd-5th intercostal spaces
  • 5th-7th intercostal spaces

When performing an echocardiogram on a dog, where should the probe be placed on the left side?

<p>4th intercostal space just caudal to the ribs</p> Signup and view all the answers

How does the scanning location for echocardiography in cats differ from that in dogs?

<p>Cats require scanning at the 3rd-5th intercostal spaces instead of the 4th-6th. (B)</p> Signup and view all the answers

Which scanning position allows visualization of all four heart chambers, the mitral valve, and the tricuspid valve?

<p>Right parasternal long-axis view (B)</p> Signup and view all the answers

Which echocardiographic view allows visualization of all four heart chambers, the aorta, the mitral valve, and the tricuspid valve?

<p>Right parasternal long-axis ventricular outflow view (A)</p> Signup and view all the answers

Which echocardiographic view is best for assessing the left ventricle, papillary muscles, intraventricular septum, and right ventricle?

<p>Right parasternal transverse short-axis view (A)</p> Signup and view all the answers

How can the mitral valve be brought into view when using the right parasternal transverse short-axis view?

<p>By moving the probe dorsally (A)</p> Signup and view all the answers

Which echocardiographic view is best used to measure blood flow velocity as it moves from the atria to the ventricles?

<p>Left parasternal apical 4-chamber view (C)</p> Signup and view all the answers

What is the primary purpose of the left parasternal apical 5-chamber view?

<p>To evaluate the outflow tract of the aorta (C)</p> Signup and view all the answers

What is the primary purpose of M-mode in echocardiography?

<p>To display changes in heart structure during systole and diastole (C)</p> Signup and view all the answers

In an M-mode echocardiogram, what does the x-axis represent?

<p>Time (B)</p> Signup and view all the answers

In an M-mode echocardiogram, what does the y-axis represent?

<p>Depth (B)</p> Signup and view all the answers

Which of the following best describes the advantage of using M-mode in echocardiography?

<p>It allows detailed measurement of heart chamber sizes and wall motion over time (B)</p> Signup and view all the answers

What is fractional shortening?

<p>calculated by the machine to determine the functional contractility of the heart</p> Signup and view all the answers

What is the normal Fractional shortening for the dog?

<p>33-46%</p> Signup and view all the answers

Flashcards

Echocardiography

The use of ultrasound to study heart function and structure non-invasively.

Echocardiography equipment

Necessary items include an echocardiology table, ultrasound gel or alcohol.

Probe placement on a dog (right side)

The probe should be placed between the 4th and 6th intercostal spaces.

Probe placement on a dog (left side)

The probe is placed at the 4th intercostal space just caudal to the ribs.

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Echocardiography in cats

Cats require scanning at the 3rd-5th intercostal spaces instead of 4th-6th as in dogs.

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Right parasternal long-axis view

Scanning position that visualizes all four heart chambers, the mitral and tricuspid valves.

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