Joint Pain in Children: Initial Evaluation and When to Refer

•Weakness of vastus medialis causing abn. patellar tracking laterally •Often crepitus with flexion/extension •Pain with flexion/extension of knee, stairs, stand after sitting (theatre sign) •Pain reproduced with compression of patella and/or palpation along the inferiomedial side, quadrideps weakness, inhibition sign, +/-effusion ................
................