患儿,男1岁,于玩耍中口含一枚金属缝纫机线轴,突然出现呛咳憋气,当时家长试图以手从口中抠出,但未取出,之后患儿仍有呛咳,憋气及口水增多,拒食,张口呼吸等症状,就诊时见患儿有张口呼吸、气促、流涎、不能吞咽等症状,据此疑为下咽部或食道异物,即行直接喉镜检查,见双侧杓会厌襞水肿双侧梨状窝粘膜水肿。因患儿憋气,故未能行食管镜检查,经详细追问病史,家长肯定病史无误,即与患儿同去放射科行X线颈部及胸腹部透视,未见金属异物影像,又行鼻咽部侧位透视,方见鼻咽顶有一巨大金属环形影像,得以确诊为鼻咽部异物。手术鼻咽部顺利取出一枚金属缝纫机线轴,手术 Children, male, 1 year old, playing in the mouth with a metal spool of sewing machine, a sudden choking coughed up, when parents tried to hand out from the mouth, but did not remove the children still have cough, suffocation and increased saliva , Antifeedant, mouth breathing and other symptoms, see when the children have mouth breathing, shortness of breath, drooling, swallowing and other symptoms, accordingly suspected hypopharynx or esophageal foreign body, that is, direct laryngoscopy, see bilateral scapulohumeral Edema on both sides of the pear-shaped mucosal edema. Due to children suffocating, it failed to esophagoscopy, after a detailed medical history, parents certainly history is correct, that is with the children with radiology to go with the X-ray neck and chest X-ray, no metal foreign body image, line of nasal Pharyngeal lateral fluoroscopy, see the top of the nasopharynx has a huge metal ring image, to be diagnosed as nasopharyngeal foreign body. Nasopharyngeal surgery removed a metal spool of sewing machine, surgery