Gastrointestinal bezoars are a common condition both in daily life and in clinical practice. They arise when a person eats foods that readily form concretions; the resulting signs vary with the size and consistency of the mass. Careful, step-by-step evaluation is therefore essential to avoid misdiagnosis or delayed diagnosis and the added morbidity these errors entail. Diagnostic work-up HistoryRecent intake of persimmon, hawthorn, or black jujube followed by epigastric pain, repeated vomiting, or melena should raise immediate suspicion. Confirmation is obtained endoscopically and/or radiologically. Laboratory tests Microcytic hypochromic anaemia in some patients Positive faecal occult blood; early stools may contain... Learn more