Paediatricscommon
You are the intern on the paediatric ward. A 2-year-old girl admitted with gastroenteritis needs a nasogastric tube for rehydration. Her parents arrived in Australia four months ago and speak little English. Her 12-year-old sister has been translating at the bedside all morning and offers to help again. A bilingual wardsman who speaks the family's language is working on the ward, and the unit has an account with the national telephone interpreting service. Which one of the following is the most appropriate way to obtain the parents' consent?