Gastro-oesophageal reflux, the involuntary passage of gastric contents into the oesophagus, usually presents as regurgitation or vomiting. It is common in children, particularly infants; the symptoms are usually mild and require no specific treatment. Sometimes, however, symptoms are more severe or complications develop such as failure to thrive, respiratory disorders or oesophagitis. Here we consider the diagnosis of reflux in childhood, and review the treatments available and when they are needed.
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