20 years is a perfect reason to meet and celebrate and that was just what members and friends of HAE Germany did 18 November 2017. Among the many speakers on the packed agenda were Professor Magerl from Charité Berlin, Dr Martinez Saguer from HZRM Mörfelden-Walldorf, Professor Bork from Uniklinik Mainz, Professor Schäfer from Uniklinik Marburg, Dr Greve from University Hospital Ulm, and Dr Aygören-Pürsün from the University Hospital of Frankfurt.