This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolic and endocrine disorders, Subject name: Anatomy
[{'content': 'A young patient presents with enlargement of costocondral junction and with the white line of fraenkel at the metaphysis. The diagnosis is- \nSelect and explain. \nA. Scurvy, B. Rickets, C. Hyperparathyroidism, D. Osteomalacia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: *Enlargement of costochondral junction and white line of Frankel are seen both in scurvy and rickets. *However, best answer here is scurvy as white line frankel is seen in healing rickets, not in active rickets. And rickets refers to active disease. ref : maheswari 9th ed', 'role': 'assistant'}]