Thrombosis of the portal vein or of its branches.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for pylethrombosis
Historical Examples of pylethrombosis
Pylethrombosis, which is likely to be suppurative, is a rare complication.