What is the most common underlying cause responsible for the disease in which this X ray finding is seen?: (A) Calcium deficiency, (B) Phosphate deficiency, (C) Vit D deficiency, (D) Vit C deficiency
Answer is C. The given X rays shows widening, cupping & fraying at metaphyseal ends of forearm bones- suggestive of Rickets Vitamin C deficiency- Pencil thin coex, Pelken spurs, Wimberger ring sign