Parasternal long axis

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Author I.A.C. van der Bilt
Moderator I.A.C. van der Bilt
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The left parasternal imaging planes are found by placing the transducer in the third or fourth intercostal space on the left of the sternum.

The left parasternal long axis is usually the first view of the echocardiographic examination.


The following structures can be visualized with the PLAX:

Schematic view

Position of the transducer on the chest and schematic echocardiographic view

 
Image showing the left parasternal long axis transection (PSLAX) of the heart by the ultrasound waves


Example

This a parasternal long axis view of a normal heart.

<flash>file=PLAXnormal.swf
A parasternal long axis
 enlarge

 download avi file to use in your powerpoint presentation