Infective gastroenteritis in young children is characterised by the sudden onset of diarrhoea, with or without vomiting. Most cases are due to a viral infection but some are caused by bacterial or protozoal infections. The illness usually resolves without treatment within days but severe diarrhoea can rapidly cause dehydration, which may be life-threatening.1
This is a companion discussion topic for the original article at https://patient.info/doctor/paediatrics/gastroenteritis-in-children-pro