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Radiology Cardiac and Pericardiac Imaging dc648443

All of the following are true in chest X ray PA view EXCEPT:

A
Right ventricle forms the right heart border
B
Left ventricle forms the left heart border
C
Cardiothoracic ratio in adults is normally 50% or less than that
D
Right atrium forms the right heart border
High-Yield Explanation
Ans. (a) Right ventricle forms the right heart borderRef: Essential radiology 2nd ed. 122* Right ventricle is not a border forming structure in PA view. However, it forms anterior border in lateral view of Chest X-Ray.

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