Conclusion Button battery in the nose may cause epistaxis, septum perforation, adhesion and rhinostenosis, and must be removed and managed promptly.

• 结论纽扣式电池鼻腔异物会导致鼻出血、鼻中隔穿孔、鼻腔粘连和狭窄等并发症，需尽早取出和及时处理。