“…FSPD is considered to be a result from pouch dilatation [6, 8, 10, 11, 12, 13, 14, 15]and/or slipping of the posterior stomach wall through the band [8, 9, 10, 16, 17, 18, 19, 20]. Neither of these hypotheses however has been proven yet, although investigations from Forsell indicated a pouch enlargement of 7–8 times the initial size [21].…”