Eosinophilic Granuloma of Gastro-intestinal Tract Caused by Herring Parasite Eustoma Rotundatum

Abstract

For over 25 years sporadic reports have been appearing in the literature of cases of eosinophilic granuloma arising in various parts of the gastro-intestinal tract. Kaiiser (1937) described the first cases. In a search of the literature, which although extensive is not claimed to be exhaustive, 47 papers were found, describing a total of 89 cases. They occurred throughout the alimentary tract from pharynx to rectum, though the majority were in the stomach and small intestine, and they