- the right lowwer limb is noticeably shorter than the left. - The right limb is externally rotated , and the patient is unable to change the limb position without considerable pain . - on palpation , the groin region is tender , but no swelling is obvious . - passive movement of the hip causes extreme pain, especially upon external an internal rotation . - WBC is 20,000/mm - Hemoglobin (Hgb) is 9.8 gm/dl