This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular Radiology, Subject name: Radiology
All are features of Kerley A lines except? 
Select and explain. 
A. Prominent Interlobular Septa, B. Due to lymphatic engorgement and edema of septa, C. Located at Base of Lungs, D. Seen In CHF
C: Located at Base of Lungs
Answer: C: Located at Base of Lungs 
Explanation: *Kerley A lines are Perihilar Lines *Kerley B lines are thin horizontal parallel lines perpendicular to pleura at base of Lung. Kerley C lines are neither central nor peripheral. They are 2-3 cm long. They do not radiate away from the hila either.