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Figure 1 | BMC Gastroenterology

Figure 1

From: Risk factors for second primary neoplasia of esophagus in newly diagnosed head and neck cancer patients: a case–control study

Figure 1

Endoscopic surveillance and management of synchronous high-grade intraepithelial neoplasia of esophagus in a laryngeal cancer patient. A, A flat superficial neoplasia with hyperemia in white-light imaging system. B, A superficial neoplasia with brownish discoloration under narrow-band imaging system. C, Lugol-voiding of the neoplasia after spraying a 1.5% Lugol’s solution. D, Abnormal intraepithelial capillary loops under narrow-band imaging system with magnifying endoscopy. E, Endoscopic submucosal dissection of the superficial neoplasia. F, Mucosal cancer invading the lamina propria (main picture: HE stain, 40x; right bottom: HE stain, 100x).

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BMC Gastroenterology

ISSN: 1471-230X

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