The Limping Child Post Test

A three-year-old child has been brought in by his parents with a limp since waking this morning. He has no history of trauma. 

Which of the following features would be most suggestive of a diagnosis of transient synovitis?

A 12-year-old boy presents to the ED with a week’s history of limping on his left leg. He plays football weekly. His last game was about a week ago and there was no specific injury, however since then he’s noticed he is now limping on his left side. There has been no recent fever or any relevant past medical history. When you examine him you notice a left sided antalgic gait, with some mild tenderness when rotating the hip. 

Which of the following is the diagnosis that must be considered with this history?

A five-year-old girl presents to the ED with a month’s history of an intermittent right sided limp. She’s been well recently, and there has been no specific trauma. Of note, the limp gets better with rest and then returns. The limp is painless, but mum has tried analgesia which hasn’t helped. Of note on examination there is some pain on passive movement of the right hip, which has limited movement overall. When walking there is a Trendelenburg-type gait.Which of the following is the diagnosis that must be considered with this history?