Anal neoplasm in colonoscopy: What endoscopists need to know

doi:10.4253/wjge.v17.i10.108729

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World Journal of Gastrointestinal Endoscopy

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1948-5190

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastrointest Endosc. Oct 16, 2025; 17(10): 108729
Published online Oct 16, 2025. doi: 10.4253/wjge.v17.i10.108729

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Figure 10 Endoscopic and morphological features of anorectal lesions. A and B: Small ulcerated lesion (squamous cell carcinoma), measuring approximately 10 mm (anoscopy; rectal retroflexion); C and D: Anal canal polyp with verrucous epithelial hyperplasia with associated koilocytosis and high-grade dysplasia (anoscopy; frontal view); E: High-resolution anoscopy of high-grade intraepithelial neoplasia; F: Electrofulguration ablation; G and H: Verrucous epithelial hyperplasia with associated koilocytosis and high-grade dysplasia; 3% acetic acid was used to identify positive acetowhite lesions of the coarse speckled or mosaic type (anoscopy; rectal retroflexion). SCC: Squamous cell carcinoma; HSIL: High-grade squamous intraepithelial lesion.

Citation: Gomes A, Bara J, da Matta CHKT, Paiva PP, de Carvalho LM, Bononi BM, Pinto PCC, Rodrigues JMS, Borghesi RA. Anal neoplasm in colonoscopy: What endoscopists need to know. World J Gastrointest Endosc 2025; 17(10): 108729
URL: https://www.wjgnet.com/1948-5190/full/v17/i10/108729.htm
DOI: https://dx.doi.org/10.4253/wjge.v17.i10.108729

Gomes A, Bara J, da Matta CHKT, Paiva PP, de Carvalho LM, Bononi BM, Pinto PCC, Rodrigues JMS, Borghesi RA. Anal neoplasm in colonoscopy: What endoscopists need to know. World J Gastrointest Endosc 2025; 17(10): 108729 [PMID: 41181535 DOI: 10.4253/wjge.v17.i10.108729]

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