This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Skeletal System, Subject name: Radiology
Dense zone of calcification at growing metaphysis seen in scurvy is ___: 
Select and explain. 
A. Wimberger's ring sign, B. Pelkan spur, C. Frankel's line, D. Trummerfeld zone
C: Frankel's line
Answer: C: Frankel's line 
Explanation: Ans. C. Frankel's line* Scurvy is due to the deposition of defective collagen in the bone.* Radiological features of scurvy:- Zone of provisional calcification at the growing metaphysis is dense, giving a white line called as Frankel's line,- Sclerotic rim around the epiphysis known as Wimberger's ring sign.- Area of lucency beneath the zone of metaphyseal calcification, which is known as Trummerfeld zone,- Metaphyseal spurs known as Pelkan spurs,- Pencil thin cortex,- Ground glass appearance of bones.