Ductal remnants in extrahepatic biliary atresia: A histopathologic study with clinical correlation.


Atretic ducts were studied in 34 infants undergoing the portoenterostomy procedure for biliary atresia. The specimens were grouped into three categories on the basis of the size of the lumen at the proximal margin: Type I with a lumen 150 mu or greater, Type II with single to multiple ductal structures measuring less than 150 mu, and Type III with no… (More)


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