Paediatricsmiddle twist
A 10-week-old girl is brought to the emergency department by both parents with a bruise on the left cheek and a smaller one over the left ear. Her father says her 3-year-old brother threw a plastic truck at her while she lay on the play mat. She is not yet rolling over and cannot sit unsupported. She is feeding well, alert and thriving, and the rest of the examination is normal. Full blood examination and coagulation screen are normal. Which one of the following is the most appropriate next step?