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Variceal bleeding is a major complication of cirrhosis, associated with a hospital mortality rate of 10%-20%. Surviving patients are at high risk for recurrent hemorrhage. For these reasons, management should be directed at its prevention. Endoscopic variceal band ligation (EBL) in combination with non-selective β-blocker (NSBB) therapy is the recommended first line therapy. Transjugular intrahepatic portosystemic stent-shunt (TIPS) is the most effective method to prevent rebleeding, however, it is burdened with increased hepatic encephalopathy and deterioration of liver function in patients with advanced cirrhosis. So TIPS placement forms an alternative if first line therapy fails.
Hepatic venous pressure gradient (HVPG) is currently the best available method to evaluate the presence and severity of portal hypertension. Patients who experience a reduction in HVPG of ≥20% or to <12mmHg in response to drug therapy are defined as 'responders'. The lowest rebleeding rates are observed in patients on secondary prophylaxis who are HVPG responders. A recent meta-analysis has demonstrated that combination therapy is only marginally more effective than drug therapy. This suggests that pharmacological therapy is the cornerstone of combination therapy. Adding EBL may not be the optimal approach to improve the outcome of HVPG nonresponders and HVPG non-responders are a special high-risk population that may benefit from a more aggressive approach, such as an early decision for TIPS. It recently was shown that TIPS placement within 72 hours after acute bleeding not only prevented recurrent bleeding but also improved survival. These raise the question of whether ligation together with NSBB should remain the first choice for elective secondary prophylaxis.
Therefore, the purpose of the study is to compare whether HVPG-guided therapy is superior to standard combination therapy for the prevention of variceal bleeding in patients with decompensated cirrhosis.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| HVPG-guided therapy | Experimental | HVPG will be determined before randomization. In this arm, patients with an adequate reduction in HVPG (responders) receive carvedilol whereas nonresponders receive TIPS. |
|
| Standard therapy | Active Comparator | In this group, both responders and nonresponders will receive combination therapy of carvedilol and endoscopic variceal ligation as first-line therapy. If first-line therapy fails, TIPS will considered. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Transjugular intrahepatic portosystemic shunt | Procedure | The TIPS procedures will be performed by experienced interventional radiologists. polytetrafluroethylene-covered stents were used with initial balloon dilatation to 8 mm, aiming for a decrease in portal-venous pressure gradient to less than 12 mm Hg. |
| Measure | Description | Time Frame |
|---|---|---|
| Cumulative incidence of esophageal variceal rebleeding | Source of variceal rebleeding will be determined by endoscopy. | 12 months |
| Measure | Description | Time Frame |
|---|---|---|
| Cumulative incidence of variceal rebleeding related death | 12 months | |
| Cumulative incidence of all cause mortality | 12 months | |
| Cumulative incidence of patients with further decompensation |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Jun Tie, M.D.,Ph.D. | Contact | +862984771537 | tiejun7776@163.com | |
| Hui Chen, M.D.,Ph.D. | Contact | +862984771537 | qychenhui@163.com |
| Name | Affiliation | Role |
|---|---|---|
| Jun Tie, M.D.,Ph.D. | Air Force Military Medical University, China | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Fourth Military Medical University | Xi'an | Shaanxi | 710032 | China |
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|
| Carvedilol | Drug | Carvedilol will be started at least 5 days after the index bleeding, unless a contraindication was present. Carvedilol will be start with 6.25 mg once a day and after 3 days increase to 6.25 mg twice-daily (the maximal dose was 12.5 mg/day). Systolic arterial blood pressure should not decrease <90 mmHg. |
|
| Endoscopic variceal ligation | Procedure | For endoscopic variceal ligation, the first elective session will be carried out within 7 days of randomisation. Then EBL sessions were scheduled every 10-14 days until variceal eradication (disappearance of varices or being too small to be sucked in the banding device). |
|
Decompensation was defined as variceal rebleeding, ascites, and hepatic encephalopathy |
| 12 months |
| Cumulative incidence of patients with ascites | 12 months |
| Cumulative incidence of patients with hepatic encephalopathy | 12 months |
| ID | Term |
|---|---|
| D004932 | Esophageal and Gastric Varices |
| ID | Term |
|---|---|
| D004935 | Esophageal Diseases |
| D005767 | Gastrointestinal Diseases |
| D004066 | Digestive System Diseases |
| D006975 | Hypertension, Portal |
| D008107 | Liver Diseases |
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| ID | Term |
|---|---|
| D019168 | Portasystemic Shunt, Transjugular Intrahepatic |
| D000077261 | Carvedilol |
| ID | Term |
|---|---|
| D011170 | Portasystemic Shunt, Surgical |
| D000714 | Anastomosis, Surgical |
| D013514 | Surgical Procedures, Operative |
| D058017 | Vascular Grafting |
| D014656 | Vascular Surgical Procedures |
| D013504 | Cardiovascular Surgical Procedures |
| D011412 | Propanolamines |
| D000605 | Amino Alcohols |
| D000438 | Alcohols |
| D009930 | Organic Chemicals |
| D020005 | Propanols |
| D000588 | Amines |
| D002227 | Carbazoles |
| D007211 | Indoles |
| D006574 | Heterocyclic Compounds, 2-Ring |
| D000072471 | Heterocyclic Compounds, Fused-Ring |
| D006571 | Heterocyclic Compounds |
| D006575 | Heterocyclic Compounds, 3-Ring |
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