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Endoscopy 1987; 19(3): 107-109
DOI: 10.1055/s-2007-1018252
© Georg Thieme Verlag KG Stuttgart · New York

Characteristics of Melanosis Duodeni: Incorporation of Endoscopy, Pathology, and Etiology

H. H. Lee, D. B. O'Donnell, D. F. Keren
  • Division of Gastroenterology, Department of Internal Medicine, and Department of Pathology, University of Michigan Hospitals and Medical Center, and Ann Arbor Veterans Administration Medical Center, Ann Arbor, Michigan, USA
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Publication Date:
17 March 2008 (online)

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Summary

Endoscopic features and analytical electron microscopic studies in a case of melanosis duodeni are reported. The pigment in the microphages is confirmed as being iron sulfide. The etiology of this unusual endoscopic presentation is hypothesized.

Key words:

Melanosis duodeni - Extracolonic melanosis