25OH vitamin D3 in biliary atresia: a simple and under-utilised diagnostic method

The level of 25(OH)D3 can be used as a new force for diagnosing BA to provide an important detection basis for whether children need early surgical treatment, and is a good indicator for the diagnosis and differential diagnosis of BA.Moreover, the combined ultrasound results or 25(OH)D3 level, serum <i>γ</i>-glutamyl transpeptidase, and ultrasound results have higher diagnostic efficiency, and it is recommended to combine them for diagnosis.