Review Question - QID 4536

A 12-year-old female is referred to the office by a community orthopaedic surgeon concerned that her shoulders appear to be at different heights. With Adam's forward bending, she is noted to have a significant right thoracic rib prominence. She denies pain. A detailed neurological examination reveals no abnormalities. Radiographs of her spine show an apex left lumbar curve measuring 32 degrees and an apex right thoracic curve measuring 28 degrees. She had her first menses last month and her Tanner-Whitehouse staging is consistent with an adolescent steady state. The most appropriate treatment would be?