Patients with obsolete anterior tooth trauma often see a doctor because of dental stain or gingiva tumefaction and suppuration in clinical. In this case, a 28-year-old female patient took root canal therapy for repeat...Patients with obsolete anterior tooth trauma often see a doctor because of dental stain or gingiva tumefaction and suppuration in clinical. In this case, a 28-year-old female patient took root canal therapy for repeated gingiva tumefaction and tooth stain in anterior teeth of left maxillary and giant foreign body at apex shown in X-ray photography. After removing the foreign body at apex by endodontic surgery, internal bleaching and resin repair were conducted. The therapy shows that the usage specification of hot gutta-percha should strictly follow the operational steps, while the necessity of X-ray photography after operation should be confirmed in clinical operation. In addition, internal bleaching and resin repair should be combined to obtain the success in clinical therapy.展开更多
文摘Patients with obsolete anterior tooth trauma often see a doctor because of dental stain or gingiva tumefaction and suppuration in clinical. In this case, a 28-year-old female patient took root canal therapy for repeated gingiva tumefaction and tooth stain in anterior teeth of left maxillary and giant foreign body at apex shown in X-ray photography. After removing the foreign body at apex by endodontic surgery, internal bleaching and resin repair were conducted. The therapy shows that the usage specification of hot gutta-percha should strictly follow the operational steps, while the necessity of X-ray photography after operation should be confirmed in clinical operation. In addition, internal bleaching and resin repair should be combined to obtain the success in clinical therapy.