Eosinophilic jejunitis presenting as acute abdomen with eosinophilic ascites.

Eosinophilic gastroenteritis (EG) is an inflammatory bowel condition characterised by eosinophilic infiltration of the stomach and small bowel. Smoking and certain foods can trigger EG.A man in his 40s presented to the emergency department with acute abdominal pain. He had rebound tenderness and guarding on his initial abdominal examination. A subsequent CT scan showed jejunal wall thickening and ascitesHe had similar attacks of abdominal pain and was misdiagnosed with familial Mediterranean fever and Crohn's disease.Paracentesis revealed eosinophilic ascites. No mucosal abnormality was detected on gastroduodenoscopy and colonoscopy. A double-balloon enteroscopy revealed mucosal inflammation in the jejunum and a biopsy was taken. In this biopsy, eosinophilic jejunitis was detected. He was given corticosteroids and montelukast and his condition was resolved promptly. After discharge, he had attacks of EG until he quit smoking. After quitting smoking, he had an attack once in the last 2 years after consuming eggplant.

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Competing interests: None declared.