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Overview of current status of magnification narrow band imaging technology in duodenum
| Merits | Real time assessment of duodenal villous morphology with excellent accuracy Enables targeted biopsy of abnormal appearing area |
| Demerits | Added procedure time and cost |
| Potential applications | Assessment of duodenal villous atrophy in malabsorption syndromes Data on role in assessing duodenal neoplastic lesion is still preliminary |
