Pediatric Radiology > Abdominal > Liver & Biliary > Biliary Atresia - Radiographic Features


Biliary Atresia - Radiographic Features

  • Ultrasound: absence of gallbladder is suggestive; 20% of patients have a small or normal gallbladder. Normal hepatic parenchyma, normal intrahepatic bile ducts

  • Hepatobiliary scintigraphy: normal radiotracer uptake by liver, no excretion into GI tract

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