A/Professor (Keith) Chee Y. Ooi is a Consultant Paediatric Gastroenterologist at Sydney Children’s Hospital Randwick and A/Professor at the University of New South Wales. He is an internationally recognised expert in cystic fibrosis (CF) and pancreatic diseases in childhood. He sees children with all aspects of gut, nutritional and liver conditions, including coeliac disease, eosinophilic oesophagitis (gut allergies), inflammatory bowel disease and reflux.

His particular interests are: Paediatric endoscopy, including gastroscopy (upper endoscopy) and colonoscopy Paediatric gastroenterology