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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 7
Figure 7 Endoscopic images of black hairy tongue. A: Case 9. A 65-year-old man with schizophrenia and advanced colon cancer presented with black hairy tongue (arrows); B: Case 10. A black hairy tongue was observed in an 86-year-old woman with polymyalgia rheumatica.