Research Article

Visualization of Laterally Spreading Colorectal Tumors by Using Image-Enhanced Endoscopy

Figure 4

LST-NG lesions categorized as “wellvisualized” by using AFI. Location: lower rectum. Size of the lesion: 45 mm. Macroscopic type: IIa (LST-NG). Pathological findings: well and moderately differentiated adenocarcinoma, pSM (350 um).
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(a) WL image
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(b) AFI image
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(c) NBI image
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(d) Chromoendoscopy with indigo carmine