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Alterations in Hepatic Perfusion Resulting from Splanchnic Venous Luminal Compromise Caused by Pancreatic Carcinoma

Robert G. Sheiman1, Kevin Reynolds and Vassilios Raptopoulos

1 All authors: Department of Radiology, Beth Israel Deaconess Medical Center and Harvard Medical School, 330 Brookline Ave., Boston, MA 02215.



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  		Fig. 1. —68-year-old woman with pancreatic adenocarcinoma. CT scan reveals flattening along posterior aspect of superior mesenteric vein (arrow) caused by adenocarcinoma. Superimposed protractor shows luminal narrowing extending over 123° of vessel's circumference. Note adjacent biliary stent.

 


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  		Fig. 2. —71-year-old man with pancreatic adenocarcinoma. CT scan (2.5-mm slice thickness) reveals narrowing of superior mesenteric vein lumen at level of confluence with portal vein. Note portal vein (arrow), which was better seen on more cephalad axial CT scans (not shown).

 


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  		Fig. 3. —Graph shows arterial enhancement contribution values (AEC) for individual patients by patient group. In each group, horizontal lines delineate mean values and 95% confidence intervals. We noted no overlap of 95% confidence interval for individual AEC values for group 1 ({diamondsuit}) compared with groups 2 ({blacksquare}) and 3 ({blacktriangleup}).

 

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