<prompt> Loosers zones are seen in which of the following ?OsteomalaciaPagets diseaseRenal osteodystrophyAll of the above  <response>: Condition where milkmans fracture may be seen Ricketsosteomalacia Renal osteodystrophy Pagets disease Fibrous dysplasia Hereditary hyperphosphatasia Idiopathic Looser;s Zone Milkman;s Pseudofractures Pathognomonic Looser zones are radiolucent lines that are often penetrating through the coex perpendicular to the shaft and are most often seen in the medial coices of the femurs and in the pelvis and ribs, neck of scapula. Caused by rapid resorption and slow mineralisation Looser;s zone. Linear areas of undermineralized osteoid that occur in a bilateral and symmetric distribution Characteristic sites; inner margins of femoral neck, proximal ulna, axillary margin of the scapula, pubic rami, and ribs. Differential diagnosis: ; Paget;s disease or fibrous dysplasia. ref : maheswari 9th ed 