Pediatric liver transplantation has become very successful with high survival rate. 1 Unlike adult recipients, recurrence of liver disease is unlikely in children. Yet, abnormalities like idiopathic post-transplant hepatitis and graft fibrosis are frequently detected in graft biopsies. Prevalence of fibrosis as high as 43% at 5 years and 64% at 10 years after pediatric liver transplantation has been reported. 2 The gold standard to assess the stage of hepatic fibrosis is liver biopsy. However, it is an invasive procedure and has been associated with

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