Therapeutic upper gastrointestinal tract endoscopy in Paediatric Gastroenterology

Table 1 A guide to use of paediatric scopes according to weight

Weight (kg)	OGD	ERCP
< 2.5	≤ 6 mm gastroscope	7.5 mm duodenoscope
2.5-10	≤ 6 mm gastroscope preferred. Standard gastroscopy may be considered particularly if endotherapy required	7.5 mm duodenoscope
10-35	Slim or Paediatric Gastroscope	Via slim or paediatric gastroscope
> 35	Standard	Most will tolerate standard therapeutic duodenoscope