A previously healthy 23-month-old girl presents with fever and a limp. She has had fever every other day for the past 2 months. Over the past 2 weeks, she has been favoring her right leg and occasionally complains of leg pain with ambulation. Today's clinic visit was prompted by an abrupt refusal to bear weight on the left leg. Review of systems is notable for subjective weight loss, chills, and night sweats during the past month. Her immunizations are up to date, and she has no recent travel or exposure history. She takes no medications.
展开▼
