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Percutaneous transhepatic catheterization of the portal vein: A combined CT- and fluoroscopy-guided technique

B Weimar1, K Rauber, M D Brendel

  • 1Department of Diagnostic Radiology, Justus Liebig University of Giessen, Klinikstrasse 29, D-35392 Giessen, Germany.

Cardiovascular and Interventional Radiology
|July 23, 1999
PubMed

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Portal hypertension is an increase in blood pressure within the portal venous system. Normally, this pressure is less than 5 mmHg. It is considered clinically significant when it rises above 10 mmHg. At this threshold, complications from altered blood flow and venous congestion emerge.EtiologyPortal hypertension arises from conditions that impede blood flow through the liver. The most common cause is cirrhosis, in which chronic liver injury leads to fibrotic scarring. This fibrosis narrows or...