Short CV
Prof. Perren trained pathology in Zurich and moved to the Technical University of Munich as professor for tumor pathology for 3 years. 2009 he was elected head of the Institute of Tissue Medicine and Pathology of the University of Bern. He specializes in endocrine tumor pathology and development of endocrine tumors. Since 2003 he has been involved in the WHO classification refinements and he represents the view of Tissue Medicine/Pathology and molecular basis of tumorigenesis in various Guidelines, in particular in the European Neuroendocrine Tumor Society ENETS guidelines.