<prompt> A young patient presents with enlargement of costocondral junction and with the white line of fraenkel at the metaphysis. The diagnosis is-ScurvyRicketsHyperparathyroidismOsteomalacia  <response>: 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 