SG: Sleeve gastrectomy. The stomach is transected vertically creating a gastric tube and leaving a pouch of 100 to 200 mL. The included figures are the property of Johnson and Johnson and Ethicon Endo-Surgery (Europe). They are reproduced here with their kind permission.
Neff et al. BMC Medicine 2013 11:8 doi:10.1186/1741-7015-11-8