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World J Gastrointest Endosc. Jul 16, 2023; 15(7): 496-509
Published online Jul 16, 2023. doi: 10.4253/wjge.v15.i7.496
Figure 10
Figure 10  Endoscopic images of pharyngeal melanosis. A: Case 13. A 58-year-old man presented with advanced esophageal cancer; B: Case 13. The patient had melanosis in the pharynx (arrows).