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Copyright ©2012 Baishideng Publishing Group Co.
World J Gastrointest Endosc. Mar 16, 2012; 4(3): 75-79
Published online Mar 16, 2012. doi: 10.4253/wjge.v4.i3.75
Figure 1
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Figure 1 Endoscopic image of superficial gastric cancer. A: White light (WL) endoscopy; B: WL endoscopy at deaeration; C: WL endoscopy after indigocarmine spraying.
Figure 2
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Figure 2 Endoscopic image of superficial gastric cancer. A: White light (WL) endoscopy; B: Magnifying endoscopy combined with narrow band imaging; C: WL endoscopy after acetic acidspraying; D: WL endoscopy after the acetic acid plus indigocarminemethod.
Figure 3
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Figure 3 Tiling method. A: Electric XY stage attached to the endoscopy; B:Composite image of magnified images by tiling.
Figure 4
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Figure 4 A case with clear boundaries. A: White light (WL) endoscopy; B: WL endoscopy after indigocarmine spraying; C: Comparison of tiling and specimen; D:Histopathological findings showed adenocarcinoma, consistent with gastric cancer (hematoxylin and eosin).
Figure 5
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Figure 5 A case with partially unclear boundaries. A: White light (WL) endoscopy; B: WL endoscopy after indigocarmine spraying; C: Comparison of tiling and specimen; D: Preparation of composite of magnified images by tiling; E: Cancerous gland ducts are observed only in the deep layer of the lamina propria mucosae and the superficial layer is covered with non-tumorous epithelium.