History: A 10 year old black female complains of pain in the right hip. There is no history of fever.
Physical Exam : Good general condition.
Rt Hip : Trendelenberg positive. Wasting of the gluteal muscles. All movements of the hip are limited.
Lab: Leukocytes - 7300/cubic mm, ESR - 10 mm/hr., Sickle cell - negative, IDR(PPD) - 10 mm with a mark of old BCG vacccination.
Suggestions? Thank you.