Dr. Renneberg as vascular medicine primarily employed by the Maastricht Cardiovascular Center, he is associate professor at Maastricht University and coordinator of the Master medicine in Maastricht. Dr. Renneberg studied medicine in Maastricht. There and in the Catharina Hospital in Eindhoven, he was trained as an internist. Since completing his training in 2003, he works as an internist in MUMC +, Maastricht. In 2011 he was promoted to "Vascular calcifications and matrix Gla protein in hypertensive subjects. Since 2003 he has been registered as an internist-vascular medicine and since 2011 also as an internist-acute medicine. Since his appointment in Maastricht Dr. Renneberg research into the mechanisms of vascular calcification. At present, the focus of research especially in the area of patient safety and education.