298) A 6 year old boy presents to your office with a limp on the right side. He denies any falls or trauma. Mother reports that the limp has been present for several weeks. She reports that the patient was seen in the Emergency Room when the limp was first observed. X-rays obtained at that time were normal and so, he was discharged. There is no history of fever. He denies any pain. Family history is unremarkable. On examination, he is afebrile . His right lower extremity appears one inch shorter than the left. Upon standing and walking, his pelvis appears to be tilted towards the left. Which of the following is most likely to be abnormal in this condition?
A) External rotation of hip
B) Tibial tuberosity
C) X-ray of the Knee
D) Erythrocyte Sedimentation Rate
E) Internal rotation and abduction of hip