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Tamponade and injection sclerotherapy in the management of bleeding oesophageal varices.

One hundred patients with bleeding oesophageal varices were randomized into two treatment groups after resuscitation. One group was managed by tamponade only (group 1); the other group (group 2) was treated by endoscopic injection of oesophageal varices. The patients in group 2 were further subdivided into 25 patients (group 2a), who had tamponade applied immediately after sclerotherapy, and 25 patients (group 2b), who had sclerotherapy without subsequent tamponade. Injection of varices controlled the acute bleeding episode more effectively than tamponade (74 per cent in group 2 v. 42 per cent in group 1). There was no significant difference in the overall mortality rate of the two groups, but group 2 had a significantly higher proportion of Child's grade C patients (38/50 v. 29/50 = 76 v. 58 per cent). If only Child's grade C patients are considered, 16 out of 29 (55 per cent) died in group 1, whereas only 12 out of 38 (32 per cent) died in group 2 (P less than 0.05). Tamponade applied after sclerotherapy had no demonstrable effect on the outcome of sclerotherapy. The long term follow-up of patients (maximum 4 years) showed that recurrence of bleeding was less in the sclerotherapy group (8.1 per cent) than in the tamponade only group (27.6 per cent; P less than 0.05).

Adolescent↗

The complications of injection sclerotherapy of bleeding oesophageal varices.

The complications of injection sclerotherapy were retrospectively studied in 122 patients with acute variceal bleeding. Initial control of bleeding was achieved in 72.5 per cent of patients and the final success rate of sclerotherapy was 86.1 per cent. The overall morbidity rate was 30.3 per cent. Minor complications occurred in 13.9 per cent of patients and major complications were recorded in 16.4 per cent. Twenty patients developed complications directly attributable to sclerotherapy: 14 minor and 6 major. The overall mortality rate was 21.3 per cent, and 7.4 per cent of the patients died due to complications. Pulmonary complications occurred in 15 patients and resulted in 3 deaths. Retrosternal pain developed in 8 patients, but dysphagia and oesophageal ulceration were rare. No stricture was recorded. The incidence of liver failure in 17 Child's grade C cases was almost certainly a complication of the underlying disease rather than the injection therapy. It is suggested that injection sclerotherapy is an effective and relatively safe treatment for variceal bleeding.

Acute Disease↗

Randomized controlled trial of injection sclerotherapy for bleeding oesophageal varices--an interim report.

Oesophageal varices are the commonest cause of acute upper gastrointestinal bleeding in Egypt, due to the prevalence not only of schistosomiasis but also chronic hepatitis. Poor results of conventional treatment and shunt surgery led us to evaluate injection sclerotherapy, using fibreoptic endoscopy. In a controlled trial, 108 patients were randomly allocated to injection sclerotherapy or to conventional treatment (medical measures, with modified splenectomy and oesophagogastric devascularization in selected cases). We report the results in the first 108 patients, with a follow-up of 1-35 months. Fifty-three patients received injection sclerotherapy; 5 died (2 of recurrent bleeding) and 5 others had recurrent bleeding but were controlled by further injections. Thirty-six of the 55 control patients underwent surgery; 5 died (2 of recurrent bleeding) and 2 others developed recurrent bleeding. Further bleeding occurred in 12 of the 19 patients who were managed by medical measures alone, with 7 dying. These early results indicate that injection sclerotherapy can be effective in urgent and elective situations and that it appears to have advantages over conventional medical and surgical treatments.

Acute Disease↗

Twenty-five years of injection sclerotherapy for bleeding varices.

Acute injection sclerotherapy has been used in Belfast for 25 years and the results are reviewed. During this period 264 patients had injection sclerotherapy for acute bleeding from oesophageal varices during 396 admissions; a rigid oesophagoscope was used and 447 injections were performed. The series includes 19 children who received 69 injections. Thirty-eight had extrahepatic portal venous hypertension and the remainder had intrahepatic disease. Overall, 81 were Child's grade A (including the 38 extrahepatics), 82 were grade B and 101 were grade C. Of the 396 admissions, acute injection sclerotherapy controlled bleeding in 362 instances (control rate 91.4 per cent); control rate in the children's group was 97.1 per cent and in the adults 90.2 per cent. The hospital mortality was 14.9 per cent (57 adults and 2 children). Nineteen deaths were due directly to bleeding oesophageal varices, two from bleeding gastric varices and seven directly or indirectly from oesophageal leaks. Most of the remaining deaths were due to liver failure. We consider that sclerotherapy is valuable in the control of variceal haemorrhage where bleeding is uncontrolled or recurs after vasopressin or tamponade in any admission.

Acute Disease↗

Out-patient treatment of haemorrhoids: a randomized clinical trial to compare rubber band ligation with phenol injection.

A prospective randomized clinical trial comparing rubber band ligation (RBL) with phenol injection in 269 patients with symptomatic haemorrhoids presenting to one surgical clinic over a 6 year period, has been carried out. Questionnaires were completed by 215 patients (106 RBL and 109 injection) with an average follow up of 2.75 years. A successful outcome was achieved in 89 per cent of those receiving RBL compared with 70 per cent for injection (P less than 0.001). All symptoms tended to respond more favourably to RBL, the results achieving statistical significance in patients complaining of bleeding and prolapse (P less than 0.01 and P less than 0.05 respectively). Complications from either technique were minimal. It is concluded that RBL is superior to phenol injection in the out-patient treatment of haemorrhoids.

Adult↗

A randomized trial to compare single with multiple phenol injection treatment for haemorrhoids.

One hundred and twenty consecutive patients were entered into a randomized trial of single versus multiple phenol injection for the treatment of haemorrhoids. Follow-up at 3 and 12 months was available in 105 patients (56 in the single group and 49 in the multiple group). The results have shown that injection therapy, whether this be single or multiple, is an extremely effective form of therapy for patients with first or second degree haemorrhoids.

Adult↗

Injection sclerotherapy of oesophageal varices with the free-hand technique: experience in Hong Kong.

A prospective study of the efficacy of injection sclerotherapy with the free-hand technique for acute bleeding oesophageal varices was conducted, to evaluate its use in the control of acute variceal bleeding and to assess long-term sclerotherapy as the definitive treatment. Between July 1981 and January 1985, a total of 108 patients (96 men, 12 women with mean age of 54.4 years) had intravariceal injection of 5 per cent ethanolamine oleate. The majority had non-alcoholic cirrhosis and alcoholism accounted for only 18.5 per cent. There were 22 Child's A, 42 Child's B and 44 Child's C patients. During the 411 sessions of injection, major complications occurred in 12 patients (11.1 per cent) with 3 deaths. Of the 145 episodes of acute variceal bleeding 91.7 per cent were successfully controlled. In episodes which required more than one injection to control the bleeding, there was a high mortality of 75 per cent. Over the three and a half year period, 33 out of the 93 patients on long-term sclerotherapy had re-bled (35.5 per cent). Varices were obliterated in 27 patients with a mean of 5.4 injections. From our experience, the procedure is safe and effective. However, its status as a definitive treatment when compared with conventional surgical treatment requires further controlled evaluation.

Adult↗

Mechanism of the haemostatic effect of ethanolamine oleate in the injection sclerotherapy for oesophageal varices.

Changes in coagulation and fibrinolysis were investigated in 20 patients with oesophageal varices, who underwent endoscopic injection sclerotherapy (EIS) with 5 per cent ethanolamine oleate (EO), by means of serial determination of plasma fibrinopeptide A (FPA) and fibrinopeptide B beta 15-42 (B beta 15-42). One hour after the completion of EIS, the value of FPA was significantly increased to 38.1 +/- 11.1 ng/ml (mean +/- s.e.m.) from a pre-EIS value of 7.1 +/- 1.4 ng/ml (P less than 0.01) and it gradually returned to normal range by 48 h after EIS. A very similar change was observed in the value of B beta 15-42 (P less than 0.01). These observations indicated that EIS provokes transient activation of coagulation and fibrinolysis. In vitro studies, however, revealed that EO inhibits fibrin clot formation because of the Ca2+-chelating ability of its constituent ethanolamine, although oleate or benzyl alcohol exhibited procoagulant activity in FPA formation in vitro. Nevertheless, an external application of EO or oleate over decapsulized kidney of rat resulted in a significant accumulation of 125I-labelled fibrin(ogen). From these results it was suggested that intravascular injection of EO, which exerts an inhibitory effect on coagulation in vitro, activates the local coagulation system. The activation may be accelerated by an acute inflammatory process provoked by oleate, which is supported by such clinical manifestations as mild fever, retrosternal pain leukocytosis and an increase in plasma fibrinogen level which was observed in all during the period.

Adult↗

Injection sclerotherapy in adult patients with extrahepatic portal venous obstruction.

Thirty-nine adult and teenage patients with extrahepatic portal venous obstruction (EHPVO) were treated with injection sclerotherapy. There were 22 males and 17 females with a mean age of 27 years (range 12-69). Oesophageal varices were eradicated in 33 patients after seven injections (range 1-17) over a mean of 14.5 months (range 1-48). Fewer injections were needed to eradicate varices in older patients. Variceal bleeding occurred on 13 occasions in 9 patients before eradication of varices and on 4 occasions in 4 of the 33 patients in whom varices had been eradicated, with a mean follow-up of 44 months (range 3-105). There were no deaths during the study period. Complications, mostly of a minor nature, occurred in 25 patients and included injection site leak in 5, stenosis in 7 and mucosal ulceration in 23. We conclude that injection sclerotherapy is the treatment of choice in patients with EHPVO.

Adolescent↗

Prospective randomized trial comparing two injection techniques for sclerosing oesophageal varices: over-tube and free-hand.

The safety, efficacy and complications of two techniques of endoscopic injection sclerotherapy were examined in 102 consecutive patients, using either a totally transparent over-tube or the free-hand technique. The choice of treatment was at random. There was a significantly higher control of variceal bleeding when the over-tube technique was used (100 per cent versus 77 per cent, P less than 0.05). The frequency of re-bleeding before the eradication of oesophageal varices was significantly less in the over-tube group than in the free-hand group (P less than 0.01), although all re-bleedings were well controlled with additional injections of 5 per cent ethanolamine oleate. There was no significant difference between the two techniques with regard to the frequency of endoscopic injection sclerotherapy for eradication of oesophageal varices. The over-tube technique is safer than the free-hand technique and takes less time to accomplish; at the initial session of treatment, time and bleeding during these techniques were 11.5 +/- 2.3 min (mean +/- s.d.) and 7.3 +/- 5.9 ml in the over-tube technique, and 20.4 +/- 4.1 min and 45.1 +/- 30.0 ml in the free-hand technique (P less than 0.001, in both time and bleeding).

Esophageal and Gastric Varices↗

New approach in the management of oesophageal varices.

Combined therapy consisting of sclerotherapy, embolization and splenopneumopexy was established for the treatment of oesophageal varices. These procedures were safely performed in 16 patients. No serious complications and no recurrent bleeding have been observed. The varices disappeared or were significantly improved as determined by periodic endoscopic evaluations. Portopulmonary shunt by splenopneumopexy is an alternative technique in the eradication of varices following sclerotherapy.

Combined Modality Therapy↗

Intracystic injection of OK-432: a new sclerosing therapy for cystic hygroma in children.

Nine patients with cystic hygroma were treated with a new sclerosing therapy consisting of intracystic injection of OK-432 (group A Streptococcus pyogenes of human origin). Favourable results including complete regression in eight patients and marked regression in one were observed within 2-3 months without serious side-effects except for fever of 2-3 days' duration and local inflammatory reaction lasting for 3-4 days. Local inflammatory reaction did not cause any damage to the overlying skin and did not lead to scar formation.

Abdominal Neoplasms↗

Recurrence of varices after oesophageal transection: intra-operative and postoperative assessment by endoscopy.

Intra-operative and postoperative endoscopy were used in 16 patients with portal hypertension to investigate whether intra-operative elimination of oesophageal varices by oesophageal transection with devascularization leads to prevention of variceal recurrence and rebleeding. Intra-operative elimination of the varices was achieved in 12 patients. In ten patients the varices recurred and in two cases rebled, during the follow-up period of 6-43 months (average 25 months). Of the ten patients with recurrent varices, eight (including the two who bled acutely in the postoperative period) successfully underwent endoscopic injection sclerotherapy. Postoperative endoscopy was performed at 5-monthly intervals. It is concluded that intra-operative elimination of the varices will not prevent recurrence and that a closer follow-up using endoscopy more than three times a year is a significant aid in the management of these patients.

Adult↗