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Figure 2. Clinical T1a-muscularis mucosae/T1b-submucosa 1 (MM/SM1) cancer finally diagnosed as pathological lamina propria cancer by pathological examination of resected specimen. (A) Lesion was slightly elevated on white light imaging. (B) Lesion was mainly occupied by B2 vessels. (C) Pathological diagnosis of resected specimen in our facility was cancer invading lamina propria without vascular invasion (hematoxylin and eosin staining).