Internal medicine
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Review Case Reports
Idiopathic retroperitoneal fibrosis with duodenal obstruction successfully treated with corticosteroids.
We report a case of idiopathic retroperitoneal fibrosis presenting with duodenal obstruction. A 55-year-old man suddenly developed severe epigastric pain and was admitted to our hospital. On abdominal computed tomography (CT), a large retroperitoneal mass was found. ⋯ He was diagnosed as idiopathic retroperitoneal fibrosis and was treated with prednisolone. The patient improved dramatically. He has been well for twelve months without any further treatment.