The Cause of the Predominantly Sinistral Occurrence of Thrombosis of the Pelvic Veins

From the Department of Pathology, University of Innsbruck, Austria. Head of the Department: Professor Dr. F. J. Lang. 1 Read in an abbreviated form at the 3rd Congrès de la Société Européenne de Chirurgie cardio-vasculaire, Zürich, July 1956. In 1950 Wanke, Kiel, described a new operative method for the surgical treatment of sequelae after old cases of thrombosis of the pelvic veins. He found that the narrowing of the v. iliaca ext. and communis is frequently caused not so much by the lacking recanalization of the vein but rather by compression from withmd as a result of a cicatricial sclerotic transformation of the common sheath caused by former perivenous inflammation. Wanke mentions a closure of the pelvic vessels and therefore recommends shelling out of the callus-like transformations of the sheath. In this we were successful on the occasion of the first