<prompt> Pelkan spur is a radiological feature of which of the following?RicketsScurvyHemophiliaAll  <response>: The radiological features of scurvy 1 Spurs Pelkan Spur Metaphyseal spurs projecting at right angles to axis of shaft 2 Subperiosteal hemorrhages Diaphyseal Subperiostealhematoma with calcification of elevated periosteum is the sure sign of healing woody-leg 3 Coical thinning pencil-thin coex 4 Corner sign of Parke Subepiphyseal infarction or comminution causing mushrooming or cupping of epiphysis 5 Osteoporosis characteristically ground-glass osteoporosis 6 Rarefaction zone of Trummerfield Metaphyseal radiolucent zone on shaft side 7 White line of Frankel Metaphyseal zone of provisionallpreparatory calcification also seen in lead or phosphorus or bismuth poisoning and in healing rickets 8 Wimbergers sign Sclerotic ring seen around the low density osteopenic epiphysis 