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Banding ligation or beta-blockers for primary prevention of variceal bleeding?
Petre Cotoras Viedma1, Roberto Candia2
1Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile, Proyecto Epistemonikos, Santiago, Chile. Address: Facultad de Medicina, Pontificia Universidad Católica de Chile, Lira 63, Santiago Centro, Chile.
Insights
Variceal ligation likely reduces bleeding and adverse effects compared to nonselective beta-blockers for preventing variceal bleeding in liver cirrhosis. Mortality differences between treatments are probably negligible.
Area of Science:
- Hepatology
- Gastroenterology
- Clinical Medicine
Background:
- Variceal bleeding is a severe complication of liver cirrhosis.
- Nonselective beta-blockers and endoscopic variceal ligation are primary prevention strategies.
- Optimal strategy for primary prevention remains debated.
Purpose of the Study:
- To compare the efficacy and safety of nonselective beta-blockers versus endoscopic variceal ligation for primary prevention of variceal bleeding.
Main Methods:
- Systematic review and meta-analysis of 7 systematic reviews and 21 randomized controlled trials.
- Evidence combined using meta-analysis.
- Summary of findings generated using the GRADE approach.
Main Results:
- Endoscopic variceal ligation probably decreases the risk of variceal bleeding.
- Endoscopic variceal ligation is associated with fewer adverse effects compared to nonselective beta-blockers.
- No significant difference in mortality was observed between the two interventions.
Conclusions:
- Endoscopic variceal ligation is likely a preferable option for primary prevention of variceal bleeding due to lower bleeding risk and fewer adverse effects.
- Nonselective beta-blockers remain an alternative, but carry a higher risk of adverse events.
- Further research may refine understanding of long-term outcomes and specific patient populations.
Abstract:
Variceal bleeding is one of the most serious complications of liver cirrhosis. Nonselective beta-blockers and endoscopic ligation are considered effective strategies for primary prevention of variceal bleeding, but there is no consensus about which alternative constitutes the best option. Searching in Epistemonikos database, which is maintained by screening 30 databases, we identified seven systematic reviews including 21 randomized controlled trials addressing the question of this article. We combined the evidence using meta-analysis and generated a summary of findings following the GRADE approach. We concluded variceal ligation probably decreases the risk of variceal bleeding and it is associated to less adverse effects when compared with nonselective beta blockers, although probably there is no difference in terms of mortality.
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