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What do systematic reviews say?

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Evidence found and GRADE certainty

3 questions · 3 findings · 2 reviews · Hepato-Biliary

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No studies found 1 · 33.3%GRADE not reported 0 · 0%Very low 2 · 66.7%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Sclerotherapy vs no intervention

Serious adverse events and liver‐related morbidity: incidence of congestive hypertensive gastropathy · primary prophylaxis of oesophageal variceal bleeding in children with chronic liver disease or portal vein thrombosis

It is very uncertain whether sclerotherapy changes serious adverse events and liver‐related morbidity: incidence of… compared with no intervention (very low certainty).

1 finding from 1 review

Band ligation vs no intervention or a sham procedure

Adverse events considered non‐serious · children with portal hypertension and large oesophageal varices, without previous gastrointestinal bleeding or beta‐blocker treatment

The review found no eligible studies for this question.

1 finding from 1 review

Band ligation vs no intervention or a sham procedure

Serious adverse events Idiopathic thrombocytopaenic purpura · children with portal hypertension and large oesophageal varices, without previous gastrointestinal bleeding or beta‐blocker treatment

It is very uncertain whether band ligation changes serious adverse events Idiopathic thrombocytopaenic purpura compared with sham or no intervention (very low certainty).

1 finding from 1 review