You are asked to do a newborn check on Sam (a male infant) born yesterday. The antenatal scans were normal and the baby was born by spontaneous vaginal delivery weighing 3.6kg (50th centile).

You are asked to do a newborn check on Sam (a male infant) born yesterday. The antenatal scans were normal and the baby was born by spontaneous vaginal delivery weighing 3.6kg (50th centile).