Risk Factors and Management Outcome of Chronic Portal Vein Thrombosis in Children

Inclusion Criteria: \- Children and adolescents with Chronic Portal vein thrombosis admitted to Pediatric Gastroenterology, Hepatology and Endoscopy units at Assiut university children hospital (AUCH) in the previous year 2022 from 1/1/2022 to 31/12/2022. Those with chronic portal vein thrombosis aged from 3 months to 18 years' old. Exclusion Criteria: * Patients aged less than 3 months and more than 18 years' old. Those with acute portal vein thrombosis. Children with portal hypertension in absence of chronic portal vein thrombosis.