1. Obscure Gastrointestinal Bleeding: The Role of the Tagged Red Blood Cell Scan, Enteroscopy, and Capsule Endoscopy 
David R. Cave 
Clinical Gastroenterology and Hepatology 
Volume 3, Issue 10, Pages (October 2005)
DOI: /S (05)
Copyright © 2005 American Gastroenterological Association Terms and Conditions

2. Figure 1
Definitions of obscure gastrointestinal bleeding. FOBT, fecal occult blood testing; IDA, iron-deficiency anemia.
Clinical Gastroenterology and Hepatology 2005 3, DOI: ( /S (05) )
Copyright © 2005 American Gastroenterological Association Terms and Conditions

3. Figure 2
Algorithm for the detection and management of obscure gastrointestinal bleeding. tPA, tissue plasminogen activator; NTG, nitroglycerine; VCE, video capsule endoscopy; P/E, push enteroscopy.
Clinical Gastroenterology and Hepatology 2005 3, DOI: ( /S (05) )
Copyright © 2005 American Gastroenterological Association Terms and Conditions