Cyclic vomiting syndrome is a prevalent and under-recognized condition in the gastroenterology outpatient clinic

摘要: Background Cyclic vomiting syndrome (CVS) is a functional gastrointestinal disorder (FGID) characterized by intermittent episodes of nausea and vomiting. Our aim was to report its prevalence associated features. Methods Data concerning demographics, symptoms, psychiatric comorbidity were collected. Symptoms compatible with CVS classified as per Rome III criteria. We recorded whether diagnosis considered in patients after negative investigation. compared demographics association other FGIDs without CVS. Key Results 920 1002 provided data. Of the 920 patients, 112 (12.2%) had symptoms CVS. Thirteen (11.6%) these an organic cause for their but 99 (88.4%) deemed have (prevalence=10.8%). Organic causes included gastroparesis, large hiatus hernia, achalasia, small bowel obstruction. Only 39.4% asked about at initial consultation, only four (4.0%) patients. younger age, tobacco smoking, never having married, comorbidity, presence (P≤.01). Conclusions Inferences Prevalence this outpatient gastroenterology adult population 10.8%. Identified associations FGIDs. The condition possible <5% who met diagnostic