Prevalence, symptoms and risk factor profile of rumination syndrome and functional dyspepsia: a population‐based study

Summary Background Rumination syndrome is a functional gastroduodenal disorder characterised by effortless regurgitation of recently ingested food. Emerging evidence reports duodenal eosinophilic inflammation in a subset, suggesting a shared pathophysiology with functional dyspepsia (FD). Aim To assess the clinical features of rumination syndrome and FD in a community‐based study. Methods We mailed a survey assessing gastrointestinal symptoms,...