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World J Gastroenterol. Aug 14, 2026; 32(30): 119177
Published online Aug 14, 2026. doi: 10.3748/wjg.119177
Figure 4
Figure 4 Optical enhancement improves visualization of intrapapillary capillary loops and their morphological changes compared to white-light endoscopy. A: Under white-light endoscopy, intrapapillary capillary loops (IPCLs) are difficult to visualize; B: Optical enhancement technology significantly improves vascular contrast, facilitating clearer visualization of IPCLs; C and D: Optical enhancement demonstrates increased number, dilation, and tortuosity of IPCLs.


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