1、Foreign body in esophaguscause More cases in old: poorly chew function, disesthesia of mouth, dental prosthesis More cases in children ：like to put toy in his mouth Eating too quick Stenosis or lump in esophagus suicideSorts of foreign body animal：fishbone,bone pieces, meat lump metals：coin syntheti
2、c product：dental prosthesis plant：kernel Location of foreign body The first stenosis: most seen The second stenosis The third stenosisClinic symptoms dysphagia odynophagia dyspnea：large foreign bodyX-ray examinationnonopaque：positive in barium x-ray studyopaque：x-ray flat. entopic and lateral examin
3、ation of esophaguscomplication Esophagus perforation Infection of periesophagus organ：neck,mediastinum Large artery disruption Tracheal-esophageal fistuladiagnosis：history of foreign body，dysphagia,odynophagia，disorder sign in X-raytreatment： esophagoscopy Electronic gastroscopy open：foreign body in out of esophagus, injury of large arteryForeign body in esophagusForeign body in the esophagusChick boneFish boneForeign body in the esophagusCoinPerforation and mediastinitisForeign body in the esophagusForeign body in the esophagusForeign body in the esophagusPerforation of the esophagusThanks
