Genotype correlates with the natural history of severe bile salt export pump deficiency Highlights NAPPED is the largest global database of genotyped patients with BSEP deficiency. The genotype of patients with BSEP deficiency predicts survival with native liver. Genotype predicts long-term benefit of interruption of enterohepatic circulation. Serum bile acids can be a surrogate marker for long-term outcome. Treatment of patients with BSEP deficiency should be based on genotype.

This position paper addresses therapeutic management issues including goals, endpoints, indications, contraindications, and the optimal treatment regimen in children with chronic HCV infection.

In the absence of nutritional supplements, food intake is inadequate for many nutrients in many children with IBD.

Physicians treating children with type 1 diabetes and mildly elevated anti-TTG antibody levels might consider 12-month serologic follow-up on a gluten-containing diet rather than immediate duodenal biopsy.

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