New form of antral and duodenal ulcer in children: plasminogen deficiency

Introduction: Ligneous conjunctivitis is a rare form of chronic conjunctivitis characterized by the development of firm fibrin rich, woody-like pseudomembraneous lesions. The aetiology of this entity is now known to be due to an underlying type I plasminogen deficiency. Case presentation: Pseudomembranes of other mucous membranes have been reported in patients with type I plasminogen deficiency, but to the best of our knowledge, no case report with gastrointestinal tract involvement has been described. Here, we describe a 5.5-year-old girl with transfusion required hematemesis due to antral and duodenal ulcer. T…