Chronic complications of upper gastrointestinal surgery

Post-operative status, asymptomatic

With either nausea or vomiting managed by ongoing medical treatment

With two or more of the following symptoms: (1) vomiting two or more times per week or vomiting despite medical treatment; (2) discomfort or pain within an hour of eating and requiring ongoing oral dietary modification; (3) three to five watery bowel movements per day every day

Any one of the following symptoms with or without pain: (1) daily vomiting despite oral dietary modification or medication; (2) six or more watery bowel movements per day every day, or explosive bowel movements that are difficult to predict or control; (3) post-prandial (meal-induced) light-headedness (syncope) with sweating and the need for medications to specifically treat complications of upper gastrointestinal surgery such as dumping syndrome or delayed gastric emptying

Requiring continuous total parenteral nutrition (TPN) or tube feeding for a period longer than 30 consecutive days in the last six months