Case Studies In Small Animal

Cardiovascular Medicine

Case 24

Right parasternal short-axis view during inspiration

RV - right ventricle; LV - left ventricle

Right parasternal short-axis view during expiration

LV - left ventricle

M-mode Echocardiogram

LV - left ventricle

Note that the right ventricle expands during inspiration (negative intrathoracic pressure) and collapses during expiration (neutral or positive intrathoracic pressure) while the left ventricle more subtly decreases in size during inspiration and increases in size during expiration.

Pulsed wave Doppler echocardiograph of aortic flow

Quiz

Correct Quiz