Role of small bowel capsule endoscopy in the diagnosis and management of iron deficiency anemia in elderly: A comprehensive review of the current literature

Figure 1 Diagnostic approach to evaluate obscure gastrointestinal bleeding/iron deficiency anemia (ASGE Practice Guideline 2010). OGIB: Obscure gastrointestinal bleeding; IDA: Iron deficiency anemia; SB: Small bowel; EGD: Esophagogastroduodenoscopy.

Figure 2 Angioectasia with active bleeding (A), ulcer caused by nonsteroidal anti-inflammatory drugs (B), tumor with active bleeding (C), celiac disease with scalloping and mosaic patternand (D), and active bleeding (E) seen in the small bowel.

Figure 3 Capsule endoscopy (A) and single balloon enteroscopy (B) showing jejunal carcinoma with subsequent marking of the lesion.