Case 37

Two-dimensional echocardiograms

Right parasternal long-axis view

Arrows - Primary lesion

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Right parasternal long-axis view video clip

Right parasternal long-axis view of the LVOT and aorta from a different dog with the same lesion

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Right parasternal short-axis view of the left ventricle (LV)

LV - left ventricle; P - Papillary muscle

Right parasternal short-axis view of the aorta (Ao) and left atrium (LA)

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Quiz

1. The arrows in the top right picture are pointing at what lesion?

Aortic insufficiency

Vegetative aortic valve endocarditis

Subaortic stenosis

Hypertrophic cardiomyopathy

2. What would be the best term to call the echocardiographic appearance of the papillary muscles and subendocardium on the short-axis view of the left ventricle?

Hyperechoic

Plump

Awesome

Increased texture

3. This particular appearance is most likely due to:

Necrosis

Fibrosis

Apoptosis

Thromboembolism

4. How would you characterize the size of the left atrium in the short-axis view?

Normal

Mildly enlarged

Moderately enlarged

Severely enlarged

Check Answer