Form of noncirrhotic portal hypertension
Microscopic
• Abnormal hepatic architecture with lack of consistent relationship between portal tracts and central veins

Abdominal MR shows an irregular hepatic surface with a shrunken appearance



Trichrome stain highlights abnormal approximation of portal tracts seen in a needle biopsy from a patient with portal hypertension. Portal fibrosis and narrowed portal veins


This portal tract is expanded by fibrosis, with marked narrowing of the portal vein


