[New indications for endoprostheses of esophageal pathways in stenosis within the area of the esophageal orifice].
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A case of esophageal stenosis and tracheo-esophageal fistula associated with dextrocardia due to dextrorotation, ventricular septal defect and complete double arotic arch is reported. In 116 cases of esophageal atresia and tracheo-esophageal fistula 9 had an associated cardiac malformation (4 right-sided aortic arch and 4 ventricular septal defects). The possible individualization of multiple abnormality syndromes in which these two types of malformations are associated with others such as vertebral arch defects, limb anomalies, imperforate anus, etc. is discussed. These are so-called "Vater" or "Vactel" syndromes.
BACKGROUND: The esophageal stenosis secondary to the ingestion of caustic products is frequent in Brazil, mainly due to an attempt suicide. The Barrett's esophagus is consequence of the chronic gastroesophageal reflux. The literature consulted showed that are a rare association. CASUISTIC AND METHODS: From 1981 to 2000 were admitted and treated in the "Gastrocentro" State University of Campinas, SP, Brazil, 120 patients presenting caustic stenosis of the esophagus, and during the follow-up were found nine cases with Barrett's esophagus associated (7,5%). The time of caustic ingestion varied from 4 years to 54 years (mean 29 years), and they were four males and five females, eight whites and one black, with the mean age of 57,7 years (43 to 72 years). RESULTS: All the cases presented dysphagia and the flexible upper endoscopy showed stenotic areas and caustic esophagitis sequels. Three patients referred symptoms of gastroesophageal reflux, but hiatus hernia were found in only one case. The Barrett's esophagus was found in the middle third of the esophagus above the stenotic areas in three cases, and in the distal third in six cases. The dysphagia was treated with periodic esophageal dilatations. Two patients presenting severe symptoms of reflux were submitted to modified Nissen fundoplication by videolaparoscopy, with good results. CONCLUSIONS: The Barrett's esophagus in these patients could be associated to the caustic ingestion, because it is not situated in the distal third of the esophagus, as commonly found in reflux esophagitis. Its is very important the follow-up and biopsies of the Barrett's esophagus, due to the possibility of malignancy.
Although a rare entity, congenital esophageal stenosis due to segmental hypertrophy of the muscularis and submucosal layers with diffuse fibrosis should be considered a possibility in patients with esophageal stricture associated to congenital esophageal atresia. The efficacy of dilatation seems to be limited, and may even result in severe complications such as an esophageal rupture. Surgical repair for congenital esophageal stenosis is the authors' preferred treatment, although initial dilatation may be effective for some patients.
We report on a 17-year-old male patient with dysphagia, cachexia, and physical underdevelopment. Despite a known esophageal stenosis, the patient received several months of psychiatric treatment, which failed to improve the clinical picture. After systematic diagnostic procedures, including repeated biopsies of the esophageal stenosis, a cicatricial pemphigoid was diagnosed and adequate therapy could be initiated.
Over the years the palliative treatment of neoplastic stenosis of the esophagus in patients who cannot be operated has seen a variation of endoscopic methods which aimed to reopen the alimentary canal either using simple dilatation, or the insertion of endoprostheses, or sclerosing injection or antiblastic therapy, or lastly using disobstructive laser therapy. In particular, the use of Neodymium YAG laser in endoscopic therapy for the deobstruction of neoplastic esophageal stenosis is currently widely used. More recently deobstruction of the stenosis may also be achieved using bipolar diathermocoagulation with BICAP following esophageal dilatation. Recent comparative studies of the use of BICAP and laser therapy in the treatment of neoplastic esophageal stenosis have tended to reveal the complementary characteristics of the two techniques. The present paper reports the Authors' experience in this respect which has been satisfactory with regard to both methods, in line with the findings of other studies. In the study of two groups of 8 patients treated with BICAP and laser therapy respectively, recanalisation was obtained in 100% of cases with good functional results in 75% of patients treated with BICAP and 87.5% of those receiving laser therapy. The time interval between one treatment session and the next in relation to the efficacy of the therapy was similar in both methods and ranged from a minimum of 4 weeks to a maximum of 12 weeks. Complications were scarce in both groups.
BACKGROUND AND STUDY AIMS: Endoscopic palliative treatment of malignant esophageal stenosis using conventional plastic stents has been reported to be associated with a considerable risk of perforation. Stenoses with a distance of less than 2cm from the upper esophageal sphincter (UES) have generally been excluded from treatment. Using self-expandable metal stents, procedure-related complications are rare. However, the rates of late complications necessitating retreatment appear to be as high as those of plastic stents. This study describes our stent placement technique and our results using a modified Tygon plastic stent. PATIENTS AND METHODS: Over a two-year period, 71 consecutive patients with incurable malignant esophageal stenosis were prospectively studied. Tygon plastic stents of diameter 9-14 mm were individually tailored according to length and location of the stenosis. Prior to stenting, stepwise bougienage was performed, if necessary over several sessions. After endoscopic placement of a guide wire, the stent was inserted over a bougie without fluoroscopic monitoring. RESULTS: A total of 71 patients (54 men and 17 women, median age 69, range 34-93), were treated with Tygon plastic stents (14 mm: 19 patients; 12 mm: 50 patients; 9 mm: 2 patients). Median length of the strictures and of the stents were 7 (range 2-18) and 10 (range 6-25) cm, respectively. Four patients had an associated esophago-respiratory fistula. After a median of 2 (range 1-5) bougienage sessions, stent insertion was technically successful in all patients. Forty-one stents were placed across the cardia, 13 were positioned 0.5-1 cm below the UES. Three patients had to undergo retreatment within 24 hours because of pain or stent migration and the stents were repositioned or exchanged. No procedure-related perforation, hemorrhage or respiratory problems were observed. During a median follow-up of 63 (range 2-388) days, 82% of the patients died. Improvement or stabilization of dysphagia allowing for oral nutrition could be achieved in 89%. Dislocation occurred in eight patients, bolus obstruction in five patients and tumor overgrowth in four patients. Three of the four fistulas could be covered by the stent. In one patient with a fistula located at the level of the UES, a stent was placed but migrated after 5 days. Overall, 27 patients (38%) required reinterventions, mainly for dysphagia or nutritional problems. CONCLUSIONS: In our experience, Tygon plastic stents with a diameter of 9-14 mm can be safely placed after stepwise, less extensive bougienage. Effective palliation is possible even for lesions located close to the UES. Perforation can be avoided. Reintervention rates seem to be comparable to those seen with self-expanding metal stents.
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In the late follow-up period after gastrectomy conduction for gastric cancer using antireflux muff-like esophago-jejunal anastomosis 587 patients were examined. Mild reflux esophagitis was revealed in 29 (4.9%), moderate--in 9 (1.5%) of patients. Cicatricial stenosis of anastomosis have occurred in 127 (8.5%) of patients, including an early one--in 70.1% and the late--in 29.9%. The dilation using tubular bougies, passed along the guide, proved effective in the treatment of early stenosis. The stenosed part was cut through the endoscope with subsequent bougienage for the late stenosis.
OBJECTIVE: To evaluate the role of mitomycin in the prevention and treatment of scar formation in the pediatric aerodigestive tract. DESIGN: Prospective study; institutional review board-approved clinical trial. SETTING: Tertiary care pediatric medical center. PATIENTS: Fifteen patients; choanal atresia in 5 patients, airway stenosis in 8 patients, hypopharyngeal stenosis in 1 patient, and esophageal stenosis in 1 patient. OUTCOME: The efficacy and safety of mitomycin in the prevention of scar formation. INTERVENTION: All patients underwent surgical repair of the stenotic area, followed by topical application of mitomycin (1 mL of 0.4 mg/mL) for 4 minutes. RESULTS: Ten patients (67%) showed major improvement, 4 patients (27%) showed minor improvement, and 1 patient (7%) showed no improvement. CONCLUSION: Topical application of mitomycin can play an effective role in the prevention and treatment of scar formation in the aerodigestive tract.
OBJECTIVE: To study the feasibility and effect of substituting esophagus with colon in the treatment of advanced stage hypopharyngeal carcinoma, cervical esophagus cancer and serious esophageal stenosis on the basis of laryngeal function preservation. METHODS: From 1989 to 1996. 25 patients in our department were retrospectively reviewed among them, nine were hypopharyngeal carcinoma, T3 (No1, N1 4, N2 2), T4 N1 M0 2 (UICC 1997), thirteen were cervical esophagus cancer, T1N0M0 2, T2 (N0 4, N1 7), there were serious esophageal stenosis, length was 3-5 cm. The patients with carcinoma were given postoperation radiotherapy. RESULT: The total survival rates in 3, 5 years are 54.5%, 42.9% respectively. The 3-year survival rates are 44.4% in the cases with advanced stage hypopharyngeal carcinoma, and 61.5% with cervical esophagus cancer, respectively. CONCLUSION: Substituting esophagus with colon is in conformity with physical demand, can reduce complication and improve life quality.
Since seven years, the 23-year-old woman suffered from severe dysphagia and cutaneous Candida-granulomas on the right side of the head, the nose and both hands. The therapy with different oral antimycotics was ineffective. Intravenously and orally administered high-dose fluconazole has induced healing of the mucocutaneous lesions. The esophageal stenosis, most likely caused by esophageal candidosis, was found as the origin of dysphagia. It was successfully treated by fluconazole and endoscopic dilatations.
Caustic ingestion is a traumatic event not rare in the infancy. The authors, after a brief discussion of their cases and after a revision of the literature, propose a therapeutic protocol for the treatment of caustic ingestion in the infancy. This protocol is based on the esophagoscopy in the first day and on the antibiotic and corticotherapy in the first two weeks. When there is an esophageal stenosis, the authors propose weekly esophageal dilatations.
Recently, endoscopic treatments have been applied for the curative treatment of early gastrointestinal cancers and for the palliative treatment of end-stage gastrointestinal cancers. As a curative treatment for early gastric cancers, the endoscopic Nd-YAG laser therapy was initially applied and a satisfactory results were obtained. However, the endoscopic mucosal resection (EMR) is evaluated as the reliable endoscopic treatment for early gastric cancers because curability can be histologically detected by resected specimen. EMR technique is also applied for early esophageal cancers and early flat or depressed colon cancers. EMR-L (EMR with the use of Ligating device) developed by us is mainly practiced in our department. By the use of EMR-L technique. Resectability has been improved compared with 2 channel EMR technique. As the palliation of end-stage gastrointestinal cancers endoscopy recanalization of malignant esophageal stenosis is very effective to improve the patient's QOL. The memorial metallic stent for esophageal stenosis is very useful to keep cavity for a long term after endoscopic recanalization. PEG (percutaneous endoscopic gastrostomy) is also very effective to reduce the symptoms of the patients with peritonitis carcinoma or ileus. In this paper, the present status of curative and palliative endoscopic treatment for gastrointestinal cancers was reported. In recent future, endoscopy will be more widely applied as a less invasive therapeutic procedure for gastrointestinal cancers.
Thoracic esophageal stenosis most frequently is seen in reflux disease as sequelae of endobrachyesophagus. In 10% of these cases later on an adenocarcinoma will be proven. Of special therapeutic interest in this field is the relationship with the Zollinger-Ellison syndrome, with scleroderma and with juvenile acid burns of the esophagus. As operative therapy in the benign state of reflux disease we advise conservative, organ-preserving, functional surgery with peroperative dilatation, abdominal fundoplication and, if necessary, vagotomy. Long-term follow-up results are demonstrated.
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