This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiac and Pericardiac Imaging, Subject name: Radiology
Hoffman-Rigler sign for enlargement of the left ventricle is seen on: 
Select and explain. 
A. PA view of the chest, B. AP view of the chest, C. Apicogram of the chest, D. Lateral view of the chest
D: Lateral view of the chest
Answer: D: Lateral view of the chest 
Explanation: Ans DThe Hoffman-Rigler sign Q is a sign of left ventricular enlargement Q inferred from the distance between the inferior vena cava and left ventricle. On a lateral chest radiograph Q, if the distance between the left ventricular border and the posterior border of IVC exceeds 1.8 cm, at a level 2 cm above the intersection of diaphragm and IVC, left ventricular enlargement is suggested. Hoffman-Rigler sign should not be confused with Rigler sign, Rigler triad or Rigler notch sign.