Vena cava inferior thrombosis in the course of advanced alveolar echinococcosis Authors: Szymon P. Nowak, Łukasz Pielok, Jerzy Stefaniak Article type: Clinical image Received: October 23, 2018. Accepted: December 27, 2018. Published online: January 4, 2019. ISSN: 1897-9483 This is an Open Access article distributed under the terms of the Creative Commons Attribution‑NonCommercial‑ShareAlike 4.0 International License (CC BY‑NC‑SA4.0), allowing third parties to copy and redistribute the material in any medium or format and to remix, transform, and build upon the material, provided the original work is properly cited, distributed under the same license, and used for noncommercial purposes only. For commercial use, please contact the journal office at pamw@mp.pl.